Home / 1,246,499.52-1,720,522.24-737,378.88

Finding the Fourth Proportional to 1,246,499.52, 1,720,522.24 and 737,378.88

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Solution

The fourth proportional to 1,246,499.52, 1,720,522.24 and 737,378.88 is: 1,017,791.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,499.52 : 1,720,522.24 = 737,378.88 : x
  2. Step 2: Convert to fraction form
    1,246,499.52/1,720,522.24 = 737,378.88/x
  3. Step 3: Cross multiply
    1,246,499.52x = 1,720,522.24 × 737,378.88
  4. Step 4: Simplify right side
    1,246,499.52x = 1,268,676,762,346.29
  5. Step 5: Solve for x
    x = 1,268,676,762,346.29/1,246,499.52
  6. Step 6: Final answer
    x = 1,017,791.62

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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.