Home / 1,517,190.20-2,275,785.30-1,330,566.20

Finding the Fourth Proportional to 1,517,190.20, 2,275,785.30 and 1,330,566.20

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Solution

The fourth proportional to 1,517,190.20, 2,275,785.30 and 1,330,566.20 is: 1,995,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,190.20 : 2,275,785.30 = 1,330,566.20 : x
  2. Step 2: Convert to fraction form
    1,517,190.20/2,275,785.30 = 1,330,566.20/x
  3. Step 3: Cross multiply
    1,517,190.20x = 2,275,785.30 × 1,330,566.20
  4. Step 4: Simplify right side
    1,517,190.20x = 3,028,082,998,636.86
  5. Step 5: Solve for x
    x = 3,028,082,998,636.86/1,517,190.20
  6. Step 6: Final answer
    x = 1,995,849.30

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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.