Home / 1,333,542.20-2,002,722.78-1,226,729.48

Finding the Fourth Proportional to 1,333,542.20, 2,002,722.78 and 1,226,729.48

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Solution

The fourth proportional to 1,333,542.20, 2,002,722.78 and 1,226,729.48 is: 1,842,310.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,542.20 : 2,002,722.78 = 1,226,729.48 : x
  2. Step 2: Convert to fraction form
    1,333,542.20/2,002,722.78 = 1,226,729.48/x
  3. Step 3: Cross multiply
    1,333,542.20x = 2,002,722.78 × 1,226,729.48
  4. Step 4: Simplify right side
    1,333,542.20x = 2,456,799,074,493.55
  5. Step 5: Solve for x
    x = 2,456,799,074,493.55/1,333,542.20
  6. Step 6: Final answer
    x = 1,842,310.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.