Home / 3,287,122.43-4,536,141.89-1,836,829.78

Finding the Fourth Proportional to 3,287,122.43, 4,536,141.89 and 1,836,829.78

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Solution

The fourth proportional to 3,287,122.43, 4,536,141.89 and 1,836,829.78 is: 2,534,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,122.43 : 4,536,141.89 = 1,836,829.78 : x
  2. Step 2: Convert to fraction form
    3,287,122.43/4,536,141.89 = 1,836,829.78/x
  3. Step 3: Cross multiply
    3,287,122.43x = 4,536,141.89 × 1,836,829.78
  4. Step 4: Simplify right side
    3,287,122.43x = 8,332,120,489,332.98
  5. Step 5: Solve for x
    x = 8,332,120,489,332.98/3,287,122.43
  6. Step 6: Final answer
    x = 2,534,776.44

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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.