Home / 1,954,449.28-2,932,042.56-740,389.42

Finding the Fourth Proportional to 1,954,449.28, 2,932,042.56 and 740,389.42

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Solution

The fourth proportional to 1,954,449.28, 2,932,042.56 and 740,389.42 is: 1,110,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,449.28 : 2,932,042.56 = 740,389.42 : x
  2. Step 2: Convert to fraction form
    1,954,449.28/2,932,042.56 = 740,389.42/x
  3. Step 3: Cross multiply
    1,954,449.28x = 2,932,042.56 × 740,389.42
  4. Step 4: Simplify right side
    1,954,449.28x = 2,170,853,290,413.72
  5. Step 5: Solve for x
    x = 2,170,853,290,413.72/1,954,449.28
  6. Step 6: Final answer
    x = 1,110,723.78

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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.