Home / 3,645,008.20-5,467,512.30-2,631,989.80

Finding the Fourth Proportional to 3,645,008.20, 5,467,512.30 and 2,631,989.80

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Solution

The fourth proportional to 3,645,008.20, 5,467,512.30 and 2,631,989.80 is: 3,947,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645,008.20 : 5,467,512.30 = 2,631,989.80 : x
  2. Step 2: Convert to fraction form
    3,645,008.20/5,467,512.30 = 2,631,989.80/x
  3. Step 3: Cross multiply
    3,645,008.20x = 5,467,512.30 × 2,631,989.80
  4. Step 4: Simplify right side
    3,645,008.20x = 14,390,436,604,974.54
  5. Step 5: Solve for x
    x = 14,390,436,604,974.54/3,645,008.20
  6. Step 6: Final answer
    x = 3,947,984.70

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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.