Home / 2,876,247.44-3,969,216.84-1,587,086.80

Finding the Fourth Proportional to 2,876,247.44, 3,969,216.84 and 1,587,086.80

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Solution

The fourth proportional to 2,876,247.44, 3,969,216.84 and 1,587,086.80 is: 2,190,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,247.44 : 3,969,216.84 = 1,587,086.80 : x
  2. Step 2: Convert to fraction form
    2,876,247.44/3,969,216.84 = 1,587,086.80/x
  3. Step 3: Cross multiply
    2,876,247.44x = 3,969,216.84 × 1,587,086.80
  4. Step 4: Simplify right side
    2,876,247.44x = 6,299,491,653,101.71
  5. Step 5: Solve for x
    x = 6,299,491,653,101.71/2,876,247.44
  6. Step 6: Final answer
    x = 2,190,177.23

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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.