Home / 3,561,231.92-4,914,504.36-1,929,638

Finding the Fourth Proportional to 3,561,231.92, 4,914,504.36 and 1,929,638

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Solution

The fourth proportional to 3,561,231.92, 4,914,504.36 and 1,929,638 is: 2,662,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,231.92 : 4,914,504.36 = 1,929,638 : x
  2. Step 2: Convert to fraction form
    3,561,231.92/4,914,504.36 = 1,929,638/x
  3. Step 3: Cross multiply
    3,561,231.92x = 4,914,504.36 × 1,929,638
  4. Step 4: Simplify right side
    3,561,231.92x = 9,483,214,364,221.68
  5. Step 5: Solve for x
    x = 9,483,214,364,221.68/3,561,231.92
  6. Step 6: Final answer
    x = 2,662,902.78

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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.