Home / 1,417,843.12-1,955,517.24-908,592.88

Finding the Fourth Proportional to 1,417,843.12, 1,955,517.24 and 908,592.88

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Solution

The fourth proportional to 1,417,843.12, 1,955,517.24 and 908,592.88 is: 1,253,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,843.12 : 1,955,517.24 = 908,592.88 : x
  2. Step 2: Convert to fraction form
    1,417,843.12/1,955,517.24 = 908,592.88/x
  3. Step 3: Cross multiply
    1,417,843.12x = 1,955,517.24 × 908,592.88
  4. Step 4: Simplify right side
    1,417,843.12x = 1,776,769,040,981.25
  5. Step 5: Solve for x
    x = 1,776,769,040,981.25/1,417,843.12
  6. Step 6: Final answer
    x = 1,253,149.25

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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.