Finding the Fourth Proportional to 3,940,491.24, 5,897,713.28 and 3,586,394.07
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Solution
The fourth proportional to 3,940,491.24, 5,897,713.28 and 3,586,394.07 is: 5,367,737.83
Step by Step Solution
- Step 1: Write the proportion equation
3,940,491.24 : 5,897,713.28 = 3,586,394.07 : x - Step 2: Convert to fraction form
3,940,491.24/5,897,713.28 = 3,586,394.07/x - Step 3: Cross multiply
3,940,491.24x = 5,897,713.28 × 3,586,394.07 - Step 4: Simplify right side
3,940,491.24x = 21,151,523,916,020.28 - Step 5: Solve for x
x = 21,151,523,916,020.28/3,940,491.24 - Step 6: Final answer
x = 5,367,737.83
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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.