Home / 4,248,086.40-6,372,129.60-1,215,446.40

Finding the Fourth Proportional to 4,248,086.40, 6,372,129.60 and 1,215,446.40

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Solution

The fourth proportional to 4,248,086.40, 6,372,129.60 and 1,215,446.40 is: 1,823,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248,086.40 : 6,372,129.60 = 1,215,446.40 : x
  2. Step 2: Convert to fraction form
    4,248,086.40/6,372,129.60 = 1,215,446.40/x
  3. Step 3: Cross multiply
    4,248,086.40x = 6,372,129.60 × 1,215,446.40
  4. Step 4: Simplify right side
    4,248,086.40x = 7,744,981,982,653.44
  5. Step 5: Solve for x
    x = 7,744,981,982,653.44/4,248,086.40
  6. Step 6: Final answer
    x = 1,823,169.60

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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.