Home / 1,245,610.73-1,869,006.60-741,168.25

Finding the Fourth Proportional to 1,245,610.73, 1,869,006.60 and 741,168.25

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Solution

The fourth proportional to 1,245,610.73, 1,869,006.60 and 741,168.25 is: 1,112,103.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,610.73 : 1,869,006.60 = 741,168.25 : x
  2. Step 2: Convert to fraction form
    1,245,610.73/1,869,006.60 = 741,168.25/x
  3. Step 3: Cross multiply
    1,245,610.73x = 1,869,006.60 × 741,168.25
  4. Step 4: Simplify right side
    1,245,610.73x = 1,385,248,346,287.93
  5. Step 5: Solve for x
    x = 1,385,248,346,287.93/1,245,610.73
  6. Step 6: Final answer
    x = 1,112,103.73

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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.