Finding the Fourth Proportional to 3,729,725.92, 5,146,660.99 and 2,098,697.77
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Solution
The fourth proportional to 3,729,725.92, 5,146,660.99 and 2,098,697.77 is: 2,895,999.91
Step by Step Solution
- Step 1: Write the proportion equation
3,729,725.92 : 5,146,660.99 = 2,098,697.77 : x - Step 2: Convert to fraction form
3,729,725.92/5,146,660.99 = 2,098,697.77/x - Step 3: Cross multiply
3,729,725.92x = 5,146,660.99 × 2,098,697.77 - Step 4: Simplify right side
3,729,725.92x = 10,801,285,942,658.99 - Step 5: Solve for x
x = 10,801,285,942,658.99/3,729,725.92 - Step 6: Final answer
x = 2,895,999.91
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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.