Home / 1,224,105.46-1,836,012.12-325,612.96

Finding the Fourth Proportional to 1,224,105.46, 1,836,012.12 and 325,612.96

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Solution

The fourth proportional to 1,224,105.46, 1,836,012.12 and 325,612.96 is: 488,380.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,105.46 : 1,836,012.12 = 325,612.96 : x
  2. Step 2: Convert to fraction form
    1,224,105.46/1,836,012.12 = 325,612.96/x
  3. Step 3: Cross multiply
    1,224,105.46x = 1,836,012.12 × 325,612.96
  4. Step 4: Simplify right side
    1,224,105.46x = 597,829,340,989.08
  5. Step 5: Solve for x
    x = 597,829,340,989.08/1,224,105.46
  6. Step 6: Final answer
    x = 488,380.59

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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.