The phrase 'comprising the majority of' is correct and usable in written English.
You could use it to describe a group or entity that is made up of a majority of a certain kind of thing. For example, "The research team comprised the majority of college seniors from the local university."
Latinos, comprising the majority of Long Island's immigrant population, have the highest dropout rate and the lowest high school and college attendance rates, she said.
As such, the sample is stratified by traditional and non-traditional immigrants with this latter group comprising the majority of the intake in recent decades.
With advertising comprising the majority of media network revenue, Hulu's method of offering customizable (and thus more targeted) ads is an interesting potential compromise between consumers and media companies.
Old ships have been designed to lower standards (it is common knowledge that new ships are safer than old ships, with the latter comprising the majority of the population), new standards are holistic and goal-based offering knowledge of the standard these ships are designed to, which is not true for old ships, emergency response is an altogether different science in modern ships and many others.
These episodes, comprising the majority of the series, dealt with paranormal phenomena, including cryptids and mutants; science fiction technologies; horror monsters; and satiric/comedic elements.
Meanwhile, the second force, comprising the majority of the Brazilian troops (about 12,000 men) under the command of Caxias, had remained in Colonia del Sacramento.
Beta-thalassemia comprises the majority of all thalassemias.
"In 2007-08, players from Southern California, Arizona and Texas comprised the majority of Americans in the WHL.
Nationwide, women still make much less money than men and comprise the majority of those who live in poverty.
Indo-Trinidadians dominate food production and comprised the majority of sugar workers.
"Of particular concern to me," she said, "is the plight of women and girls, who comprise the majority of the world's unhealthy, unschooled, unfed and unpaid".
