Home / 2,657,635.20-3,981,700.80-1,617,091.20

Finding the Fourth Proportional to 2,657,635.20, 3,981,700.80 and 1,617,091.20

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Solution

The fourth proportional to 2,657,635.20, 3,981,700.80 and 1,617,091.20 is: 2,422,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,635.20 : 3,981,700.80 = 1,617,091.20 : x
  2. Step 2: Convert to fraction form
    2,657,635.20/3,981,700.80 = 1,617,091.20/x
  3. Step 3: Cross multiply
    2,657,635.20x = 3,981,700.80 × 1,617,091.20
  4. Step 4: Simplify right side
    2,657,635.20x = 6,438,773,324,712.96
  5. Step 5: Solve for x
    x = 6,438,773,324,712.96/2,657,635.20
  6. Step 6: Final answer
    x = 2,422,745.35

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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.