Home / 2,311,685.19-3,189,402.54-1,394,194.95

Finding the Fourth Proportional to 2,311,685.19, 3,189,402.54 and 1,394,194.95

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Solution

The fourth proportional to 2,311,685.19, 3,189,402.54 and 1,394,194.95 is: 1,923,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,685.19 : 3,189,402.54 = 1,394,194.95 : x
  2. Step 2: Convert to fraction form
    2,311,685.19/3,189,402.54 = 1,394,194.95/x
  3. Step 3: Cross multiply
    2,311,685.19x = 3,189,402.54 × 1,394,194.95
  4. Step 4: Simplify right side
    2,311,685.19x = 4,446,648,914,785.17
  5. Step 5: Solve for x
    x = 4,446,648,914,785.17/2,311,685.19
  6. Step 6: Final answer
    x = 1,923,552.97

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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.