Home / 1,067,377.10-1,472,952.17-631,816.92

Finding the Fourth Proportional to 1,067,377.10, 1,472,952.17 and 631,816.92

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Solution

The fourth proportional to 1,067,377.10, 1,472,952.17 and 631,816.92 is: 871,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,377.10 : 1,472,952.17 = 631,816.92 : x
  2. Step 2: Convert to fraction form
    1,067,377.10/1,472,952.17 = 631,816.92/x
  3. Step 3: Cross multiply
    1,067,377.10x = 1,472,952.17 × 631,816.92
  4. Step 4: Simplify right side
    1,067,377.10x = 930,636,094,674.06
  5. Step 5: Solve for x
    x = 930,636,094,674.06/1,067,377.10
  6. Step 6: Final answer
    x = 871,890.63

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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.