Home / 4,125,679.20-6,191,143.20-2,419,819.20

Finding the Fourth Proportional to 4,125,679.20, 6,191,143.20 and 2,419,819.20

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Solution

The fourth proportional to 4,125,679.20, 6,191,143.20 and 2,419,819.20 is: 3,631,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125,679.20 : 6,191,143.20 = 2,419,819.20 : x
  2. Step 2: Convert to fraction form
    4,125,679.20/6,191,143.20 = 2,419,819.20/x
  3. Step 3: Cross multiply
    4,125,679.20x = 6,191,143.20 × 2,419,819.20
  4. Step 4: Simplify right side
    4,125,679.20x = 14,981,447,185,309.44
  5. Step 5: Solve for x
    x = 14,981,447,185,309.44/4,125,679.20
  6. Step 6: Final answer
    x = 3,631,268.08

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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.