Home / 1,124,502.60-1,687,337.10-493,480.20

Finding the Fourth Proportional to 1,124,502.60, 1,687,337.10 and 493,480.20

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Solution

The fourth proportional to 1,124,502.60, 1,687,337.10 and 493,480.20 is: 740,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,502.60 : 1,687,337.10 = 493,480.20 : x
  2. Step 2: Convert to fraction form
    1,124,502.60/1,687,337.10 = 493,480.20/x
  3. Step 3: Cross multiply
    1,124,502.60x = 1,687,337.10 × 493,480.20
  4. Step 4: Simplify right side
    1,124,502.60x = 832,667,449,575.42
  5. Step 5: Solve for x
    x = 832,667,449,575.42/1,124,502.60
  6. Step 6: Final answer
    x = 740,476.23

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Double scale
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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.