Home / 2,191,956.56-3,287,621.36-752,613.04

Finding the Fourth Proportional to 2,191,956.56, 3,287,621.36 and 752,613.04

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Solution

The fourth proportional to 2,191,956.56, 3,287,621.36 and 752,613.04 is: 1,128,811.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,956.56 : 3,287,621.36 = 752,613.04 : x
  2. Step 2: Convert to fraction form
    2,191,956.56/3,287,621.36 = 752,613.04/x
  3. Step 3: Cross multiply
    2,191,956.56x = 3,287,621.36 × 752,613.04
  4. Step 4: Simplify right side
    2,191,956.56x = 2,474,306,706,118.53
  5. Step 5: Solve for x
    x = 2,474,306,706,118.53/2,191,956.56
  6. Step 6: Final answer
    x = 1,128,811.93

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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.