Home / 2,609,552.62-3,914,439.64-812,470.12

Finding the Fourth Proportional to 2,609,552.62, 3,914,439.64 and 812,470.12

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Solution

The fourth proportional to 2,609,552.62, 3,914,439.64 and 812,470.12 is: 1,218,739.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609,552.62 : 3,914,439.64 = 812,470.12 : x
  2. Step 2: Convert to fraction form
    2,609,552.62/3,914,439.64 = 812,470.12/x
  3. Step 3: Cross multiply
    2,609,552.62x = 3,914,439.64 × 812,470.12
  4. Step 4: Simplify right side
    2,609,552.62x = 3,180,365,244,043.56
  5. Step 5: Solve for x
    x = 3,180,365,244,043.56/2,609,552.62
  6. Step 6: Final answer
    x = 1,218,739.65

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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.