Home / 1,954,789.43-2,696,010.02-1,375,928.79

Finding the Fourth Proportional to 1,954,789.43, 2,696,010.02 and 1,375,928.79

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Solution

The fourth proportional to 1,954,789.43, 2,696,010.02 and 1,375,928.79 is: 1,897,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,789.43 : 2,696,010.02 = 1,375,928.79 : x
  2. Step 2: Convert to fraction form
    1,954,789.43/2,696,010.02 = 1,375,928.79/x
  3. Step 3: Cross multiply
    1,954,789.43x = 2,696,010.02 × 1,375,928.79
  4. Step 4: Simplify right side
    1,954,789.43x = 3,709,517,797,766.83
  5. Step 5: Solve for x
    x = 3,709,517,797,766.83/1,954,789.43
  6. Step 6: Final answer
    x = 1,897,655.96

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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.