Home / 2,229,152.80-3,343,729.20-809,255.20

Finding the Fourth Proportional to 2,229,152.80, 3,343,729.20 and 809,255.20

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Solution

The fourth proportional to 2,229,152.80, 3,343,729.20 and 809,255.20 is: 1,213,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,152.80 : 3,343,729.20 = 809,255.20 : x
  2. Step 2: Convert to fraction form
    2,229,152.80/3,343,729.20 = 809,255.20/x
  3. Step 3: Cross multiply
    2,229,152.80x = 3,343,729.20 × 809,255.20
  4. Step 4: Simplify right side
    2,229,152.80x = 2,705,930,242,491.84
  5. Step 5: Solve for x
    x = 2,705,930,242,491.84/2,229,152.80
  6. Step 6: Final answer
    x = 1,213,882.80

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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.