Home / 3,279,980.80-4,920,892.80-1,597,139.20

Finding the Fourth Proportional to 3,279,980.80, 4,920,892.80 and 1,597,139.20

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Solution

The fourth proportional to 3,279,980.80, 4,920,892.80 and 1,597,139.20 is: 2,396,157.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,980.80 : 4,920,892.80 = 1,597,139.20 : x
  2. Step 2: Convert to fraction form
    3,279,980.80/4,920,892.80 = 1,597,139.20/x
  3. Step 3: Cross multiply
    3,279,980.80x = 4,920,892.80 × 1,597,139.20
  4. Step 4: Simplify right side
    3,279,980.80x = 7,859,350,789,877.76
  5. Step 5: Solve for x
    x = 7,859,350,789,877.76/3,279,980.80
  6. Step 6: Final answer
    x = 2,396,157.56

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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.