need help i dont understand this hw question

Sheridan Company has two divisions; Sporting Goods and Sports Gear. The sales mix is 70% for Sporting Goods and 30% for Sports Gear, as determined by total sales dollars. Sheridan incurs $4575000 in fixed costs. The contribution margin ratio for Sporting Goods is 20%, while for Sports Gear it is 60%. The break-even point in dollars is $1464000. $5718750. O $9531250. O $14296875