Home / 3,189,452.96-4,784,179.44-2,189,148.32

Finding the Fourth Proportional to 3,189,452.96, 4,784,179.44 and 2,189,148.32

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Solution

The fourth proportional to 3,189,452.96, 4,784,179.44 and 2,189,148.32 is: 3,283,722.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,452.96 : 4,784,179.44 = 2,189,148.32 : x
  2. Step 2: Convert to fraction form
    3,189,452.96/4,784,179.44 = 2,189,148.32/x
  3. Step 3: Cross multiply
    3,189,452.96x = 4,784,179.44 × 2,189,148.32
  4. Step 4: Simplify right side
    3,189,452.96x = 10,473,278,383,654.54
  5. Step 5: Solve for x
    x = 10,473,278,383,654.54/3,189,452.96
  6. Step 6: Final answer
    x = 3,283,722.48

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Double scale
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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.