Home / 1,025,195.90-1,537,793.85-425,957.90

Finding the Fourth Proportional to 1,025,195.90, 1,537,793.85 and 425,957.90

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Solution

The fourth proportional to 1,025,195.90, 1,537,793.85 and 425,957.90 is: 638,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,195.90 : 1,537,793.85 = 425,957.90 : x
  2. Step 2: Convert to fraction form
    1,025,195.90/1,537,793.85 = 425,957.90/x
  3. Step 3: Cross multiply
    1,025,195.90x = 1,537,793.85 × 425,957.90
  4. Step 4: Simplify right side
    1,025,195.90x = 655,035,438,978.92
  5. Step 5: Solve for x
    x = 655,035,438,978.92/1,025,195.90
  6. Step 6: Final answer
    x = 638,936.85

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Double scale
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Similar ratio
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1.5x scale

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.