Finding the Fourth Proportional to 3,737,747.50, 5,158,095.17 and 2,018,867.99
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Solution
The fourth proportional to 3,737,747.50, 5,158,095.17 and 2,018,867.99 is: 2,786,039.77
Step by Step Solution
- Step 1: Write the proportion equation
3,737,747.50 : 5,158,095.17 = 2,018,867.99 : x - Step 2: Convert to fraction form
3,737,747.50/5,158,095.17 = 2,018,867.99/x - Step 3: Cross multiply
3,737,747.50x = 5,158,095.17 × 2,018,867.99 - Step 4: Simplify right side
3,737,747.50x = 10,413,513,192,201.79 - Step 5: Solve for x
x = 10,413,513,192,201.79/3,737,747.50 - Step 6: Final answer
x = 2,786,039.77
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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.