Home / 1,112,469.49-1,534,773.72-725,739.55

Finding the Fourth Proportional to 1,112,469.49, 1,534,773.72 and 725,739.55

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Solution

The fourth proportional to 1,112,469.49, 1,534,773.72 and 725,739.55 is: 1,001,237.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,469.49 : 1,534,773.72 = 725,739.55 : x
  2. Step 2: Convert to fraction form
    1,112,469.49/1,534,773.72 = 725,739.55/x
  3. Step 3: Cross multiply
    1,112,469.49x = 1,534,773.72 × 725,739.55
  4. Step 4: Simplify right side
    1,112,469.49x = 1,113,845,987,789.21
  5. Step 5: Solve for x
    x = 1,113,845,987,789.21/1,112,469.49
  6. Step 6: Final answer
    x = 1,001,237.33

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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.