Home / 1,978,949.97-2,730,956.19-1,073,531.97

Finding the Fourth Proportional to 1,978,949.97, 2,730,956.19 and 1,073,531.97

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Solution

The fourth proportional to 1,978,949.97, 2,730,956.19 and 1,073,531.97 is: 1,481,476.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,949.97 : 2,730,956.19 = 1,073,531.97 : x
  2. Step 2: Convert to fraction form
    1,978,949.97/2,730,956.19 = 1,073,531.97/x
  3. Step 3: Cross multiply
    1,978,949.97x = 2,730,956.19 × 1,073,531.97
  4. Step 4: Simplify right side
    1,978,949.97x = 2,931,768,778,634.39
  5. Step 5: Solve for x
    x = 2,931,768,778,634.39/1,978,949.97
  6. Step 6: Final answer
    x = 1,481,476.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.