Home / 3,851,751.28-5,315,351.38-2,132,834.88

Finding the Fourth Proportional to 3,851,751.28, 5,315,351.38 and 2,132,834.88

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Solution

The fourth proportional to 3,851,751.28, 5,315,351.38 and 2,132,834.88 is: 2,943,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,751.28 : 5,315,351.38 = 2,132,834.88 : x
  2. Step 2: Convert to fraction form
    3,851,751.28/5,315,351.38 = 2,132,834.88/x
  3. Step 3: Cross multiply
    3,851,751.28x = 5,315,351.38 × 2,132,834.88
  4. Step 4: Simplify right side
    3,851,751.28x = 11,336,766,822,720.13
  5. Step 5: Solve for x
    x = 11,336,766,822,720.13/3,851,751.28
  6. Step 6: Final answer
    x = 2,943,275.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.