Home / 1,100,949.12-1,651,027.32-381,095.20

Finding the Fourth Proportional to 1,100,949.12, 1,651,027.32 and 381,095.20

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Solution

The fourth proportional to 1,100,949.12, 1,651,027.32 and 381,095.20 is: 571,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,949.12 : 1,651,027.32 = 381,095.20 : x
  2. Step 2: Convert to fraction form
    1,100,949.12/1,651,027.32 = 381,095.20/x
  3. Step 3: Cross multiply
    1,100,949.12x = 1,651,027.32 × 381,095.20
  4. Step 4: Simplify right side
    1,100,949.12x = 629,198,586,720.86
  5. Step 5: Solve for x
    x = 629,198,586,720.86/1,100,949.12
  6. Step 6: Final answer
    x = 571,505.60

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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.