Home / 3,079,009.80-4,613,265.90-2,543,632.20

Finding the Fourth Proportional to 3,079,009.80, 4,613,265.90 and 2,543,632.20

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Solution

The fourth proportional to 3,079,009.80, 4,613,265.90 and 2,543,632.20 is: 3,811,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079,009.80 : 4,613,265.90 = 2,543,632.20 : x
  2. Step 2: Convert to fraction form
    3,079,009.80/4,613,265.90 = 2,543,632.20/x
  3. Step 3: Cross multiply
    3,079,009.80x = 4,613,265.90 × 2,543,632.20
  4. Step 4: Simplify right side
    3,079,009.80x = 11,734,451,690,401.98
  5. Step 5: Solve for x
    x = 11,734,451,690,401.98/3,079,009.80
  6. Step 6: Final answer
    x = 3,811,112.16

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Double scale
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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.