Home / 3,984,244.20-5,976,366.30-992,428.20

Finding the Fourth Proportional to 3,984,244.20, 5,976,366.30 and 992,428.20

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Solution

The fourth proportional to 3,984,244.20, 5,976,366.30 and 992,428.20 is: 1,488,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,244.20 : 5,976,366.30 = 992,428.20 : x
  2. Step 2: Convert to fraction form
    3,984,244.20/5,976,366.30 = 992,428.20/x
  3. Step 3: Cross multiply
    3,984,244.20x = 5,976,366.30 × 992,428.20
  4. Step 4: Simplify right side
    3,984,244.20x = 5,931,114,449,649.66
  5. Step 5: Solve for x
    x = 5,931,114,449,649.66/3,984,244.20
  6. Step 6: Final answer
    x = 1,488,642.30

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Similar ratio
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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.