PQ/AC = (AM + CN)/(AC)
PQ/AC = (AM + CN)/(AM + MB + BC)
PQ/AC = (2AM + 2CN)/(2AM + BC)
PQ/AC = 2(AM + CN)/(2AM + BC)
PQ/AC = 2(MN + MP)/(2MN + BC)
PQ/AC = 2(MN + MP)/(MN + NP + BC)
PQ/AC = 2(MN + MP)/(MN + MP + BC)
PQ/AC = 2
Deci valoarea raportului PQ/AC este 2.