Home / 1,245,753.92-1,719,140.24-672,794.16

Finding the Fourth Proportional to 1,245,753.92, 1,719,140.24 and 672,794.16

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Solution

The fourth proportional to 1,245,753.92, 1,719,140.24 and 672,794.16 is: 928,455.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,753.92 : 1,719,140.24 = 672,794.16 : x
  2. Step 2: Convert to fraction form
    1,245,753.92/1,719,140.24 = 672,794.16/x
  3. Step 3: Cross multiply
    1,245,753.92x = 1,719,140.24 × 672,794.16
  4. Step 4: Simplify right side
    1,245,753.92x = 1,156,627,513,693.00
  5. Step 5: Solve for x
    x = 1,156,627,513,693.00/1,245,753.92
  6. Step 6: Final answer
    x = 928,455.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.