Home / 2,279,489.40-3,419,234.10-2,174,513.40

Finding the Fourth Proportional to 2,279,489.40, 3,419,234.10 and 2,174,513.40

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Solution

The fourth proportional to 2,279,489.40, 3,419,234.10 and 2,174,513.40 is: 3,261,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,489.40 : 3,419,234.10 = 2,174,513.40 : x
  2. Step 2: Convert to fraction form
    2,279,489.40/3,419,234.10 = 2,174,513.40/x
  3. Step 3: Cross multiply
    2,279,489.40x = 3,419,234.10 × 2,174,513.40
  4. Step 4: Simplify right side
    2,279,489.40x = 7,435,170,368,186.94
  5. Step 5: Solve for x
    x = 7,435,170,368,186.94/2,279,489.40
  6. Step 6: Final answer
    x = 3,261,770.10

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Similar ratio
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1.5x scale

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.