Home / 1,325,791.13-1,829,591.75-722,179.13

Finding the Fourth Proportional to 1,325,791.13, 1,829,591.75 and 722,179.13

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Solution

The fourth proportional to 1,325,791.13, 1,829,591.75 and 722,179.13 is: 996,607.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,791.13 : 1,829,591.75 = 722,179.13 : x
  2. Step 2: Convert to fraction form
    1,325,791.13/1,829,591.75 = 722,179.13/x
  3. Step 3: Cross multiply
    1,325,791.13x = 1,829,591.75 × 722,179.13
  4. Step 4: Simplify right side
    1,325,791.13x = 1,321,292,970,927.67
  5. Step 5: Solve for x
    x = 1,321,292,970,927.67/1,325,791.13
  6. Step 6: Final answer
    x = 996,607.19

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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.