Home / 1,253,581.44-1,729,932.48-680,610

Finding the Fourth Proportional to 1,253,581.44, 1,729,932.48 and 680,610

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Solution

The fourth proportional to 1,253,581.44, 1,729,932.48 and 680,610 is: 939,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,581.44 : 1,729,932.48 = 680,610 : x
  2. Step 2: Convert to fraction form
    1,253,581.44/1,729,932.48 = 680,610/x
  3. Step 3: Cross multiply
    1,253,581.44x = 1,729,932.48 × 680,610
  4. Step 4: Simplify right side
    1,253,581.44x = 1,177,409,345,212.80
  5. Step 5: Solve for x
    x = 1,177,409,345,212.80/1,253,581.44
  6. Step 6: Final answer
    x = 939,236.42

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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.