Home / 2,687,914.80-4,031,872.20-794,674.80

Finding the Fourth Proportional to 2,687,914.80, 4,031,872.20 and 794,674.80

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Solution

The fourth proportional to 2,687,914.80, 4,031,872.20 and 794,674.80 is: 1,192,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,914.80 : 4,031,872.20 = 794,674.80 : x
  2. Step 2: Convert to fraction form
    2,687,914.80/4,031,872.20 = 794,674.80/x
  3. Step 3: Cross multiply
    2,687,914.80x = 4,031,872.20 × 794,674.80
  4. Step 4: Simplify right side
    2,687,914.80x = 3,204,027,234,160.56
  5. Step 5: Solve for x
    x = 3,204,027,234,160.56/2,687,914.80
  6. Step 6: Final answer
    x = 1,192,012.20

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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.