Home / 1,443,571.28-1,992,104.20-798,977.76

Finding the Fourth Proportional to 1,443,571.28, 1,992,104.20 and 798,977.76

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Solution

The fourth proportional to 1,443,571.28, 1,992,104.20 and 798,977.76 is: 1,102,575.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,571.28 : 1,992,104.20 = 798,977.76 : x
  2. Step 2: Convert to fraction form
    1,443,571.28/1,992,104.20 = 798,977.76/x
  3. Step 3: Cross multiply
    1,443,571.28x = 1,992,104.20 × 798,977.76
  4. Step 4: Simplify right side
    1,443,571.28x = 1,591,646,951,402.59
  5. Step 5: Solve for x
    x = 1,591,646,951,402.59/1,443,571.28
  6. Step 6: Final answer
    x = 1,102,575.93

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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.