Home / 1,102,723.20-1,654,126.92-344,634.48

Finding the Fourth Proportional to 1,102,723.20, 1,654,126.92 and 344,634.48

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Solution

The fourth proportional to 1,102,723.20, 1,654,126.92 and 344,634.48 is: 516,964.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,723.20 : 1,654,126.92 = 344,634.48 : x
  2. Step 2: Convert to fraction form
    1,102,723.20/1,654,126.92 = 344,634.48/x
  3. Step 3: Cross multiply
    1,102,723.20x = 1,654,126.92 × 344,634.48
  4. Step 4: Simplify right side
    1,102,723.20x = 570,069,170,928.20
  5. Step 5: Solve for x
    x = 570,069,170,928.20/1,102,723.20
  6. Step 6: Final answer
    x = 516,964.88

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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.