Home / 2,520,626.40-3,783,397.20-1,259,877.60

Finding the Fourth Proportional to 2,520,626.40, 3,783,397.20 and 1,259,877.60

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Solution

The fourth proportional to 2,520,626.40, 3,783,397.20 and 1,259,877.60 is: 1,891,044.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,626.40 : 3,783,397.20 = 1,259,877.60 : x
  2. Step 2: Convert to fraction form
    2,520,626.40/3,783,397.20 = 1,259,877.60/x
  3. Step 3: Cross multiply
    2,520,626.40x = 3,783,397.20 × 1,259,877.60
  4. Step 4: Simplify right side
    2,520,626.40x = 4,766,617,384,182.72
  5. Step 5: Solve for x
    x = 4,766,617,384,182.72/2,520,626.40
  6. Step 6: Final answer
    x = 1,891,044.78

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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.