Home / 2,145,846.40-3,218,769.60-966,198.40

Finding the Fourth Proportional to 2,145,846.40, 3,218,769.60 and 966,198.40

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Solution

The fourth proportional to 2,145,846.40, 3,218,769.60 and 966,198.40 is: 1,449,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,846.40 : 3,218,769.60 = 966,198.40 : x
  2. Step 2: Convert to fraction form
    2,145,846.40/3,218,769.60 = 966,198.40/x
  3. Step 3: Cross multiply
    2,145,846.40x = 3,218,769.60 × 966,198.40
  4. Step 4: Simplify right side
    2,145,846.40x = 3,109,970,037,488.64
  5. Step 5: Solve for x
    x = 3,109,970,037,488.64/2,145,846.40
  6. Step 6: Final answer
    x = 1,449,297.60

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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.