Finding the Fourth Proportional to 1,344,138.80, 2,016,564.60 and 585,654.80
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Solution
The fourth proportional to 1,344,138.80, 2,016,564.60 and 585,654.80 is: 878,637.49
Step by Step Solution
- Step 1: Write the proportion equation
1,344,138.80 : 2,016,564.60 = 585,654.80 : x - Step 2: Convert to fraction form
1,344,138.80/2,016,564.60 = 585,654.80/x - Step 3: Cross multiply
1,344,138.80x = 2,016,564.60 × 585,654.80 - Step 4: Simplify right side
1,344,138.80x = 1,181,010,737,500.08 - Step 5: Solve for x
x = 1,181,010,737,500.08/1,344,138.80 - Step 6: Final answer
x = 878,637.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.