Finding the Fourth Proportional to 1,609,251.28, 2,413,876.56 and 411,175.84
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Solution
The fourth proportional to 1,609,251.28, 2,413,876.56 and 411,175.84 is: 616,763.67
Step by Step Solution
- Step 1: Write the proportion equation
1,609,251.28 : 2,413,876.56 = 411,175.84 : x - Step 2: Convert to fraction form
1,609,251.28/2,413,876.56 = 411,175.84/x - Step 3: Cross multiply
1,609,251.28x = 2,413,876.56 × 411,175.84 - Step 4: Simplify right side
1,609,251.28x = 992,527,722,214.31 - Step 5: Solve for x
x = 992,527,722,214.31/1,609,251.28 - Step 6: Final answer
x = 616,763.67
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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.