Home / 2,753,781.12-4,129,694.26-807,966.64

Finding the Fourth Proportional to 2,753,781.12, 4,129,694.26 and 807,966.64

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Solution

The fourth proportional to 2,753,781.12, 4,129,694.26 and 807,966.64 is: 1,211,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,781.12 : 4,129,694.26 = 807,966.64 : x
  2. Step 2: Convert to fraction form
    2,753,781.12/4,129,694.26 = 807,966.64/x
  3. Step 3: Cross multiply
    2,753,781.12x = 4,129,694.26 × 807,966.64
  4. Step 4: Simplify right side
    2,753,781.12x = 3,336,655,195,479.49
  5. Step 5: Solve for x
    x = 3,336,655,195,479.49/2,753,781.12
  6. Step 6: Final answer
    x = 1,211,663.18

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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.