Home / 2,629,999.20-3,944,998.80-1,510,255.20

Finding the Fourth Proportional to 2,629,999.20, 3,944,998.80 and 1,510,255.20

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Solution

The fourth proportional to 2,629,999.20, 3,944,998.80 and 1,510,255.20 is: 2,265,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,999.20 : 3,944,998.80 = 1,510,255.20 : x
  2. Step 2: Convert to fraction form
    2,629,999.20/3,944,998.80 = 1,510,255.20/x
  3. Step 3: Cross multiply
    2,629,999.20x = 3,944,998.80 × 1,510,255.20
  4. Step 4: Simplify right side
    2,629,999.20x = 5,957,954,951,693.76
  5. Step 5: Solve for x
    x = 5,957,954,951,693.76/2,629,999.20
  6. Step 6: Final answer
    x = 2,265,382.80

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Similar ratio
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1.5x scale

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.