Information on four investment proposals is given below: Investment Proposal Investment required $ (150,000) $ (80,000) $(160,000) $ (910,000) Present value of cash inflows Net present value Life of the project 211,800 110,400 241,600 ,214,500 $61,800 $ 30,400$ 81,600 $304,500 6 years 5 years 7 years6 Required: 1. Compute the project profitability index for each investment proposal. (Round your answers to 2 decimal places.) Project Investment Profitability Proposal Index 2. Rank the proposals in terms of preference. O c CABD DCBA BCAD ABC D