Home / 2,213,520.38-3,324,705.60-2,140,882.82

Finding the Fourth Proportional to 2,213,520.38, 3,324,705.60 and 2,140,882.82

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Solution

The fourth proportional to 2,213,520.38, 3,324,705.60 and 2,140,882.82 is: 3,215,604.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,520.38 : 3,324,705.60 = 2,140,882.82 : x
  2. Step 2: Convert to fraction form
    2,213,520.38/3,324,705.60 = 2,140,882.82/x
  3. Step 3: Cross multiply
    2,213,520.38x = 3,324,705.60 × 2,140,882.82
  4. Step 4: Simplify right side
    2,213,520.38x = 7,117,805,100,597.79
  5. Step 5: Solve for x
    x = 7,117,805,100,597.79/2,213,520.38
  6. Step 6: Final answer
    x = 3,215,604.05

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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.