Home / 1,067,426.28-1,472,539.32-659,381.22

Finding the Fourth Proportional to 1,067,426.28, 1,472,539.32 and 659,381.22

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Solution

The fourth proportional to 1,067,426.28, 1,472,539.32 and 659,381.22 is: 909,631.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,426.28 : 1,472,539.32 = 659,381.22 : x
  2. Step 2: Convert to fraction form
    1,067,426.28/1,472,539.32 = 659,381.22/x
  3. Step 3: Cross multiply
    1,067,426.28x = 1,472,539.32 × 659,381.22
  4. Step 4: Simplify right side
    1,067,426.28x = 970,964,773,319.57
  5. Step 5: Solve for x
    x = 970,964,773,319.57/1,067,426.28
  6. Step 6: Final answer
    x = 909,631.69

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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.