Home / 1,686,251.32-2,327,081.91-922,304.88

Finding the Fourth Proportional to 1,686,251.32, 2,327,081.91 and 922,304.88

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Solution

The fourth proportional to 1,686,251.32, 2,327,081.91 and 922,304.88 is: 1,272,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,251.32 : 2,327,081.91 = 922,304.88 : x
  2. Step 2: Convert to fraction form
    1,686,251.32/2,327,081.91 = 922,304.88/x
  3. Step 3: Cross multiply
    1,686,251.32x = 2,327,081.91 × 922,304.88
  4. Step 4: Simplify right side
    1,686,251.32x = 2,146,278,998,294.08
  5. Step 5: Solve for x
    x = 2,146,278,998,294.08/1,686,251.32
  6. Step 6: Final answer
    x = 1,272,810.87

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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.