Finding the Fourth Proportional to 3,838,212.91, 5,755,727.80 and 1,562,192.56
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Solution
The fourth proportional to 3,838,212.91, 5,755,727.80 and 1,562,192.56 is: 2,342,641.06
Step by Step Solution
- Step 1: Write the proportion equation
3,838,212.91 : 5,755,727.80 = 1,562,192.56 : x - Step 2: Convert to fraction form
3,838,212.91/5,755,727.80 = 1,562,192.56/x - Step 3: Cross multiply
3,838,212.91x = 5,755,727.80 × 1,562,192.56 - Step 4: Simplify right side
3,838,212.91x = 8,991,555,146,545.17 - Step 5: Solve for x
x = 8,991,555,146,545.17/3,838,212.91 - Step 6: Final answer
x = 2,342,641.06
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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.