Home / 3,454,668.47-5,182,666.91-1,324,586.48

Finding the Fourth Proportional to 3,454,668.47, 5,182,666.91 and 1,324,586.48

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Solution

The fourth proportional to 3,454,668.47, 5,182,666.91 and 1,324,586.48 is: 1,987,134.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,668.47 : 5,182,666.91 = 1,324,586.48 : x
  2. Step 2: Convert to fraction form
    3,454,668.47/5,182,666.91 = 1,324,586.48/x
  3. Step 3: Cross multiply
    3,454,668.47x = 5,182,666.91 × 1,324,586.48
  4. Step 4: Simplify right side
    3,454,668.47x = 6,864,890,486,793.11
  5. Step 5: Solve for x
    x = 6,864,890,486,793.11/3,454,668.47
  6. Step 6: Final answer
    x = 1,987,134.38

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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.