Home / 1,244,661.60-1,866,301.20-495,861.60

Finding the Fourth Proportional to 1,244,661.60, 1,866,301.20 and 495,861.60

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Solution

The fourth proportional to 1,244,661.60, 1,866,301.20 and 495,861.60 is: 743,517.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,661.60 : 1,866,301.20 = 495,861.60 : x
  2. Step 2: Convert to fraction form
    1,244,661.60/1,866,301.20 = 495,861.60/x
  3. Step 3: Cross multiply
    1,244,661.60x = 1,866,301.20 × 495,861.60
  4. Step 4: Simplify right side
    1,244,661.60x = 925,427,099,113.92
  5. Step 5: Solve for x
    x = 925,427,099,113.92/1,244,661.60
  6. Step 6: Final answer
    x = 743,517.03

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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.