Home / 1,009,936.75-1,393,781.00-580,388.11

Finding the Fourth Proportional to 1,009,936.75, 1,393,781.00 and 580,388.11

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Solution

The fourth proportional to 1,009,936.75, 1,393,781.00 and 580,388.11 is: 800,974.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,936.75 : 1,393,781.00 = 580,388.11 : x
  2. Step 2: Convert to fraction form
    1,009,936.75/1,393,781.00 = 580,388.11/x
  3. Step 3: Cross multiply
    1,009,936.75x = 1,393,781.00 × 580,388.11
  4. Step 4: Simplify right side
    1,009,936.75x = 808,933,914,825.98
  5. Step 5: Solve for x
    x = 808,933,914,825.98/1,009,936.75
  6. Step 6: Final answer
    x = 800,974.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.