Home / 1,067,191.92-1,473,221.16-631,472.28

Finding the Fourth Proportional to 1,067,191.92, 1,473,221.16 and 631,472.28

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Solution

The fourth proportional to 1,067,191.92, 1,473,221.16 and 631,472.28 is: 871,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,191.92 : 1,473,221.16 = 631,472.28 : x
  2. Step 2: Convert to fraction form
    1,067,191.92/1,473,221.16 = 631,472.28/x
  3. Step 3: Cross multiply
    1,067,191.92x = 1,473,221.16 × 631,472.28
  4. Step 4: Simplify right side
    1,067,191.92x = 930,298,324,849.45
  5. Step 5: Solve for x
    x = 930,298,324,849.45/1,067,191.92
  6. Step 6: Final answer
    x = 871,725.42

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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.