Home / 3,669,821.20-5,493,672.60-3,227,453.20

Finding the Fourth Proportional to 3,669,821.20, 5,493,672.60 and 3,227,453.20

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Solution

The fourth proportional to 3,669,821.20, 5,493,672.60 and 3,227,453.20 is: 4,831,453.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,821.20 : 5,493,672.60 = 3,227,453.20 : x
  2. Step 2: Convert to fraction form
    3,669,821.20/5,493,672.60 = 3,227,453.20/x
  3. Step 3: Cross multiply
    3,669,821.20x = 5,493,672.60 × 3,227,453.20
  4. Step 4: Simplify right side
    3,669,821.20x = 17,730,571,212,622.32
  5. Step 5: Solve for x
    x = 17,730,571,212,622.32/3,669,821.20
  6. Step 6: Final answer
    x = 4,831,453.70

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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.