Home / 2,753,049.20-4,129,573.80-2,186,178.80

Finding the Fourth Proportional to 2,753,049.20, 4,129,573.80 and 2,186,178.80

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Solution

The fourth proportional to 2,753,049.20, 4,129,573.80 and 2,186,178.80 is: 3,279,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,049.20 : 4,129,573.80 = 2,186,178.80 : x
  2. Step 2: Convert to fraction form
    2,753,049.20/4,129,573.80 = 2,186,178.80/x
  3. Step 3: Cross multiply
    2,753,049.20x = 4,129,573.80 × 2,186,178.80
  4. Step 4: Simplify right side
    2,753,049.20x = 9,027,986,694,595.44
  5. Step 5: Solve for x
    x = 9,027,986,694,595.44/2,753,049.20
  6. Step 6: Final answer
    x = 3,279,268.20

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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.