Home / 3,723,791.46-5,585,678.91-991,339.56

Finding the Fourth Proportional to 3,723,791.46, 5,585,678.91 and 991,339.56

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Solution

The fourth proportional to 3,723,791.46, 5,585,678.91 and 991,339.56 is: 1,487,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,791.46 : 5,585,678.91 = 991,339.56 : x
  2. Step 2: Convert to fraction form
    3,723,791.46/5,585,678.91 = 991,339.56/x
  3. Step 3: Cross multiply
    3,723,791.46x = 5,585,678.91 × 991,339.56
  4. Step 4: Simplify right side
    3,723,791.46x = 5,537,304,472,940.68
  5. Step 5: Solve for x
    x = 5,537,304,472,940.68/3,723,791.46
  6. Step 6: Final answer
    x = 1,487,007.14

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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.