Home / 995,388.20-1,493,082.30-743,445.80

Finding the Fourth Proportional to 995,388.20, 1,493,082.30 and 743,445.80

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Solution

The fourth proportional to 995,388.20, 1,493,082.30 and 743,445.80 is: 1,115,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,388.20 : 1,493,082.30 = 743,445.80 : x
  2. Step 2: Convert to fraction form
    995,388.20/1,493,082.30 = 743,445.80/x
  3. Step 3: Cross multiply
    995,388.20x = 1,493,082.30 × 743,445.80
  4. Step 4: Simplify right side
    995,388.20x = 1,110,025,764,989.34
  5. Step 5: Solve for x
    x = 1,110,025,764,989.34/995,388.20
  6. Step 6: Final answer
    x = 1,115,168.70

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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.