Finding the Fourth Proportional to 3,272,760.71, 4,905,772.68 and 1,451,983.14
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Solution
The fourth proportional to 3,272,760.71, 4,905,772.68 and 1,451,983.14 is: 2,176,480.31
Step by Step Solution
- Step 1: Write the proportion equation
3,272,760.71 : 4,905,772.68 = 1,451,983.14 : x - Step 2: Convert to fraction form
3,272,760.71/4,905,772.68 = 1,451,983.14/x - Step 3: Cross multiply
3,272,760.71x = 4,905,772.68 × 1,451,983.14 - Step 4: Simplify right side
3,272,760.71x = 7,123,099,220,032.61 - Step 5: Solve for x
x = 7,123,099,220,032.61/3,272,760.71 - Step 6: Final answer
x = 2,176,480.31
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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.