Home / 1,027,425.60-1,541,138.40-691,502.40

Finding the Fourth Proportional to 1,027,425.60, 1,541,138.40 and 691,502.40

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Solution

The fourth proportional to 1,027,425.60, 1,541,138.40 and 691,502.40 is: 1,037,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,425.60 : 1,541,138.40 = 691,502.40 : x
  2. Step 2: Convert to fraction form
    1,027,425.60/1,541,138.40 = 691,502.40/x
  3. Step 3: Cross multiply
    1,027,425.60x = 1,541,138.40 × 691,502.40
  4. Step 4: Simplify right side
    1,027,425.60x = 1,065,700,902,332.16
  5. Step 5: Solve for x
    x = 1,065,700,902,332.16/1,027,425.60
  6. Step 6: Final answer
    x = 1,037,253.60

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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.