Home / 1,929,221.25-2,836,104.75

Finding the Third Proportional to 1,929,221.25 and 2,836,104.75

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Solution

The third proportional to 1,929,221.25 and 2,836,104.75 is: 4,169,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,221.25 : 2,836,104.75 = 2,836,104.75 : x
  2. Step 2: Convert to fraction form
    1,929,221.25/2,836,104.75 = 2,836,104.75/x
  3. Step 3: Cross multiply
    1,929,221.25x = 2,836,104.75 × 2,836,104.75
  4. Step 4: Simplify right side
    1,929,221.25x = 8,043,490,152,972.56
  5. Step 5: Solve for x
    x = 8,043,490,152,972.56/1,929,221.25
  6. Step 6: Final answer
    x = 4,169,293.78

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.