Home / 4,179,815.40-6,269,723.10-2,479,204.20

Finding the Fourth Proportional to 4,179,815.40, 6,269,723.10 and 2,479,204.20

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Solution

The fourth proportional to 4,179,815.40, 6,269,723.10 and 2,479,204.20 is: 3,718,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179,815.40 : 6,269,723.10 = 2,479,204.20 : x
  2. Step 2: Convert to fraction form
    4,179,815.40/6,269,723.10 = 2,479,204.20/x
  3. Step 3: Cross multiply
    4,179,815.40x = 6,269,723.10 × 2,479,204.20
  4. Step 4: Simplify right side
    4,179,815.40x = 15,543,923,842,357.02
  5. Step 5: Solve for x
    x = 15,543,923,842,357.02/4,179,815.40
  6. Step 6: Final answer
    x = 3,718,806.30

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Double scale
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Similar ratio
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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.