Home / 1,013,227.53-1,520,025.45-480,743.61

Finding the Fourth Proportional to 1,013,227.53, 1,520,025.45 and 480,743.61

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Solution

The fourth proportional to 1,013,227.53, 1,520,025.45 and 480,743.61 is: 721,202.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,227.53 : 1,520,025.45 = 480,743.61 : x
  2. Step 2: Convert to fraction form
    1,013,227.53/1,520,025.45 = 480,743.61/x
  3. Step 3: Cross multiply
    1,013,227.53x = 1,520,025.45 × 480,743.61
  4. Step 4: Simplify right side
    1,013,227.53x = 730,742,514,621.99
  5. Step 5: Solve for x
    x = 730,742,514,621.99/1,013,227.53
  6. Step 6: Final answer
    x = 721,202.78

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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.