Home / 1,127,264.53-1,690,882.30-274,337.61

Finding the Fourth Proportional to 1,127,264.53, 1,690,882.30 and 274,337.61

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Solution

The fourth proportional to 1,127,264.53, 1,690,882.30 and 274,337.61 is: 411,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,264.53 : 1,690,882.30 = 274,337.61 : x
  2. Step 2: Convert to fraction form
    1,127,264.53/1,690,882.30 = 274,337.61/x
  3. Step 3: Cross multiply
    1,127,264.53x = 1,690,882.30 × 274,337.61
  4. Step 4: Simplify right side
    1,127,264.53x = 463,872,608,973.30
  5. Step 5: Solve for x
    x = 463,872,608,973.30/1,127,264.53
  6. Step 6: Final answer
    x = 411,502.89

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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.