Finding the Fourth Proportional to 3,834,351.92, 5,290,755.35 and 2,285,585.84
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Solution
The fourth proportional to 3,834,351.92, 5,290,755.35 and 2,285,585.84 is: 3,153,720.82
Step by Step Solution
- Step 1: Write the proportion equation
3,834,351.92 : 5,290,755.35 = 2,285,585.84 : x - Step 2: Convert to fraction form
3,834,351.92/5,290,755.35 = 2,285,585.84/x - Step 3: Cross multiply
3,834,351.92x = 5,290,755.35 × 2,285,585.84 - Step 4: Simplify right side
3,834,351.92x = 12,092,475,472,982.54 - Step 5: Solve for x
x = 12,092,475,472,982.54/3,834,351.92 - Step 6: Final answer
x = 3,153,720.82
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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.