Home / 2,461,289.20-3,691,933.79-664,169.78

Finding the Fourth Proportional to 2,461,289.20, 3,691,933.79 and 664,169.78

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Solution

The fourth proportional to 2,461,289.20, 3,691,933.79 and 664,169.78 is: 996,254.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,289.20 : 3,691,933.79 = 664,169.78 : x
  2. Step 2: Convert to fraction form
    2,461,289.20/3,691,933.79 = 664,169.78/x
  3. Step 3: Cross multiply
    2,461,289.20x = 3,691,933.79 × 664,169.78
  4. Step 4: Simplify right side
    2,461,289.20x = 2,452,070,853,078.87
  5. Step 5: Solve for x
    x = 2,452,070,853,078.87/2,461,289.20
  6. Step 6: Final answer
    x = 996,254.67

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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.