Home / 2,281,932.62-3,149,067.77-1,249,505.70

Finding the Fourth Proportional to 2,281,932.62, 3,149,067.77 and 1,249,505.70

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Solution

The fourth proportional to 2,281,932.62, 3,149,067.77 and 1,249,505.70 is: 1,724,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,932.62 : 3,149,067.77 = 1,249,505.70 : x
  2. Step 2: Convert to fraction form
    2,281,932.62/3,149,067.77 = 1,249,505.70/x
  3. Step 3: Cross multiply
    2,281,932.62x = 3,149,067.77 × 1,249,505.70
  4. Step 4: Simplify right side
    2,281,932.62x = 3,934,778,131,425.05
  5. Step 5: Solve for x
    x = 3,934,778,131,425.05/2,281,932.62
  6. Step 6: Final answer
    x = 1,724,318.28

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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.