Home / 2,189,832.60-3,282,513.30-1,479,932.40

Finding the Fourth Proportional to 2,189,832.60, 3,282,513.30 and 1,479,932.40

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Solution

The fourth proportional to 2,189,832.60, 3,282,513.30 and 1,479,932.40 is: 2,218,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,832.60 : 3,282,513.30 = 1,479,932.40 : x
  2. Step 2: Convert to fraction form
    2,189,832.60/3,282,513.30 = 1,479,932.40/x
  3. Step 3: Cross multiply
    2,189,832.60x = 3,282,513.30 × 1,479,932.40
  4. Step 4: Simplify right side
    2,189,832.60x = 4,857,897,786,100.92
  5. Step 5: Solve for x
    x = 4,857,897,786,100.92/2,189,832.60
  6. Step 6: Final answer
    x = 2,218,387.74

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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.