Home / 3,223,882.72-4,835,649.08-979,845.76

Finding the Fourth Proportional to 3,223,882.72, 4,835,649.08 and 979,845.76

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Solution

The fourth proportional to 3,223,882.72, 4,835,649.08 and 979,845.76 is: 1,469,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223,882.72 : 4,835,649.08 = 979,845.76 : x
  2. Step 2: Convert to fraction form
    3,223,882.72/4,835,649.08 = 979,845.76/x
  3. Step 3: Cross multiply
    3,223,882.72x = 4,835,649.08 × 979,845.76
  4. Step 4: Simplify right side
    3,223,882.72x = 4,738,190,247,885.90
  5. Step 5: Solve for x
    x = 4,738,190,247,885.90/3,223,882.72
  6. Step 6: Final answer
    x = 1,469,715.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.