Home / 2,632,672.20-3,949,008.30-2,207,519.40

Finding the Fourth Proportional to 2,632,672.20, 3,949,008.30 and 2,207,519.40

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Solution

The fourth proportional to 2,632,672.20, 3,949,008.30 and 2,207,519.40 is: 3,311,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,672.20 : 3,949,008.30 = 2,207,519.40 : x
  2. Step 2: Convert to fraction form
    2,632,672.20/3,949,008.30 = 2,207,519.40/x
  3. Step 3: Cross multiply
    2,632,672.20x = 3,949,008.30 × 2,207,519.40
  4. Step 4: Simplify right side
    2,632,672.20x = 8,717,512,433,011.02
  5. Step 5: Solve for x
    x = 8,717,512,433,011.02/2,632,672.20
  6. Step 6: Final answer
    x = 3,311,279.10

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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.