Home / 1,015,565.28-1,524,261.60-542,654.88

Finding the Fourth Proportional to 1,015,565.28, 1,524,261.60 and 542,654.88

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Solution

The fourth proportional to 1,015,565.28, 1,524,261.60 and 542,654.88 is: 814,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,565.28 : 1,524,261.60 = 542,654.88 : x
  2. Step 2: Convert to fraction form
    1,015,565.28/1,524,261.60 = 542,654.88/x
  3. Step 3: Cross multiply
    1,015,565.28x = 1,524,261.60 × 542,654.88
  4. Step 4: Simplify right side
    1,015,565.28x = 827,147,995,636.61
  5. Step 5: Solve for x
    x = 827,147,995,636.61/1,015,565.28
  6. Step 6: Final answer
    x = 814,470.53

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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.