Home / 1,156,740.57-1,732,092.80-930,867.21

Finding the Fourth Proportional to 1,156,740.57, 1,732,092.80 and 930,867.21

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Solution

The fourth proportional to 1,156,740.57, 1,732,092.80 and 930,867.21 is: 1,393,872.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,740.57 : 1,732,092.80 = 930,867.21 : x
  2. Step 2: Convert to fraction form
    1,156,740.57/1,732,092.80 = 930,867.21/x
  3. Step 3: Cross multiply
    1,156,740.57x = 1,732,092.80 × 930,867.21
  4. Step 4: Simplify right side
    1,156,740.57x = 1,612,348,387,542.75
  5. Step 5: Solve for x
    x = 1,612,348,387,542.75/1,156,740.57
  6. Step 6: Final answer
    x = 1,393,872.08

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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.