Home / 2,461,288.20-3,691,932.29-664,168.78

Finding the Fourth Proportional to 2,461,288.20, 3,691,932.29 and 664,168.78

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Solution

The fourth proportional to 2,461,288.20, 3,691,932.29 and 664,168.78 is: 996,253.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,288.20 : 3,691,932.29 = 664,168.78 : x
  2. Step 2: Convert to fraction form
    2,461,288.20/3,691,932.29 = 664,168.78/x
  3. Step 3: Cross multiply
    2,461,288.20x = 3,691,932.29 × 664,168.78
  4. Step 4: Simplify right side
    2,461,288.20x = 2,452,066,168,676.61
  5. Step 5: Solve for x
    x = 2,452,066,168,676.61/2,461,288.20
  6. Step 6: Final answer
    x = 996,253.17

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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.