Home / 3,260,527.70-4,891,007.55-864,338.90

Finding the Fourth Proportional to 3,260,527.70, 4,891,007.55 and 864,338.90

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Solution

The fourth proportional to 3,260,527.70, 4,891,007.55 and 864,338.90 is: 1,296,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260,527.70 : 4,891,007.55 = 864,338.90 : x
  2. Step 2: Convert to fraction form
    3,260,527.70/4,891,007.55 = 864,338.90/x
  3. Step 3: Cross multiply
    3,260,527.70x = 4,891,007.55 × 864,338.90
  4. Step 4: Simplify right side
    3,260,527.70x = 4,227,488,085,658.70
  5. Step 5: Solve for x
    x = 4,227,488,085,658.70/3,260,527.70
  6. Step 6: Final answer
    x = 1,296,565.61

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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.