Home / 1,230,372.20-1,846,019.10-482,954.60

Finding the Fourth Proportional to 1,230,372.20, 1,846,019.10 and 482,954.60

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Solution

The fourth proportional to 1,230,372.20, 1,846,019.10 and 482,954.60 is: 724,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,372.20 : 1,846,019.10 = 482,954.60 : x
  2. Step 2: Convert to fraction form
    1,230,372.20/1,846,019.10 = 482,954.60/x
  3. Step 3: Cross multiply
    1,230,372.20x = 1,846,019.10 × 482,954.60
  4. Step 4: Simplify right side
    1,230,372.20x = 891,543,416,032.86
  5. Step 5: Solve for x
    x = 891,543,416,032.86/1,230,372.20
  6. Step 6: Final answer
    x = 724,612.78

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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.