Home / 2,626,761.12-3,940,142.40-632,217.12

Finding the Fourth Proportional to 2,626,761.12, 3,940,142.40 and 632,217.12

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Solution

The fourth proportional to 2,626,761.12, 3,940,142.40 and 632,217.12 is: 948,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,761.12 : 3,940,142.40 = 632,217.12 : x
  2. Step 2: Convert to fraction form
    2,626,761.12/3,940,142.40 = 632,217.12/x
  3. Step 3: Cross multiply
    2,626,761.12x = 3,940,142.40 × 632,217.12
  4. Step 4: Simplify right side
    2,626,761.12x = 2,491,025,480,517.89
  5. Step 5: Solve for x
    x = 2,491,025,480,517.89/2,626,761.12
  6. Step 6: Final answer
    x = 948,325.85

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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.