Home / 1,006,086.40-1,387,695.72-683,235.52

Finding the Fourth Proportional to 1,006,086.40, 1,387,695.72 and 683,235.52

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Solution

The fourth proportional to 1,006,086.40, 1,387,695.72 and 683,235.52 is: 942,387.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,086.40 : 1,387,695.72 = 683,235.52 : x
  2. Step 2: Convert to fraction form
    1,006,086.40/1,387,695.72 = 683,235.52/x
  3. Step 3: Cross multiply
    1,006,086.40x = 1,387,695.72 × 683,235.52
  4. Step 4: Simplify right side
    1,006,086.40x = 948,123,006,855.97
  5. Step 5: Solve for x
    x = 948,123,006,855.97/1,006,086.40
  6. Step 6: Final answer
    x = 942,387.26

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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.