Home / 3,851,170.20-5,314,780.89-2,132,290.65

Finding the Fourth Proportional to 3,851,170.20, 5,314,780.89 and 2,132,290.65

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Solution

The fourth proportional to 3,851,170.20, 5,314,780.89 and 2,132,290.65 is: 2,942,653.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,170.20 : 5,314,780.89 = 2,132,290.65 : x
  2. Step 2: Convert to fraction form
    3,851,170.20/5,314,780.89 = 2,132,290.65/x
  3. Step 3: Cross multiply
    3,851,170.20x = 5,314,780.89 × 2,132,290.65
  4. Step 4: Simplify right side
    3,851,170.20x = 11,332,657,598,545.68
  5. Step 5: Solve for x
    x = 11,332,657,598,545.68/3,851,170.20
  6. Step 6: Final answer
    x = 2,942,653.01

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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.