Finding the Fourth Proportional to 1,752,516.38, 2,417,553.15 and 1,522,556.97
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Solution
The fourth proportional to 1,752,516.38, 2,417,553.15 and 1,522,556.97 is: 2,100,329.82
Step by Step Solution
- Step 1: Write the proportion equation
1,752,516.38 : 2,417,553.15 = 1,522,556.97 : x - Step 2: Convert to fraction form
1,752,516.38/2,417,553.15 = 1,522,556.97/x - Step 3: Cross multiply
1,752,516.38x = 2,417,553.15 × 1,522,556.97 - Step 4: Simplify right side
1,752,516.38x = 3,680,862,398,877.96 - Step 5: Solve for x
x = 3,680,862,398,877.96/1,752,516.38 - Step 6: Final answer
x = 2,100,329.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.