Home / 2,129,687.37-3,192,664.82-800,924.49

Finding the Fourth Proportional to 2,129,687.37, 3,192,664.82 and 800,924.49

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Solution

The fourth proportional to 2,129,687.37, 3,192,664.82 and 800,924.49 is: 1,200,684.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,687.37 : 3,192,664.82 = 800,924.49 : x
  2. Step 2: Convert to fraction form
    2,129,687.37/3,192,664.82 = 800,924.49/x
  3. Step 3: Cross multiply
    2,129,687.37x = 3,192,664.82 × 800,924.49
  4. Step 4: Simplify right side
    2,129,687.37x = 2,557,083,438,694.82
  5. Step 5: Solve for x
    x = 2,557,083,438,694.82/2,129,687.37
  6. Step 6: Final answer
    x = 1,200,684.89

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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.