Home / 2,923,658.25-4,385,152.31-764,891.68

Finding the Fourth Proportional to 2,923,658.25, 4,385,152.31 and 764,891.68

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Solution

The fourth proportional to 2,923,658.25, 4,385,152.31 and 764,891.68 is: 1,147,249.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923,658.25 : 4,385,152.31 = 764,891.68 : x
  2. Step 2: Convert to fraction form
    2,923,658.25/4,385,152.31 = 764,891.68/x
  3. Step 3: Cross multiply
    2,923,658.25x = 4,385,152.31 × 764,891.68
  4. Step 4: Simplify right side
    2,923,658.25x = 3,354,166,517,451.78
  5. Step 5: Solve for x
    x = 3,354,166,517,451.78/2,923,658.25
  6. Step 6: Final answer
    x = 1,147,249.86

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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.