Home / 1,085,999.80-1,629,233.82-327,777.82

Finding the Fourth Proportional to 1,085,999.80, 1,629,233.82 and 327,777.82

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Solution

The fourth proportional to 1,085,999.80, 1,629,233.82 and 327,777.82 is: 491,737.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,999.80 : 1,629,233.82 = 327,777.82 : x
  2. Step 2: Convert to fraction form
    1,085,999.80/1,629,233.82 = 327,777.82/x
  3. Step 3: Cross multiply
    1,085,999.80x = 1,629,233.82 × 327,777.82
  4. Step 4: Simplify right side
    1,085,999.80x = 534,026,709,789.87
  5. Step 5: Solve for x
    x = 534,026,709,789.87/1,085,999.80
  6. Step 6: Final answer
    x = 491,737.39

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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.