Home / 3,943,759.50-5,442,388.11-2,132,923.50

Finding the Fourth Proportional to 3,943,759.50, 5,442,388.11 and 2,132,923.50

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Solution

The fourth proportional to 3,943,759.50, 5,442,388.11 and 2,132,923.50 is: 2,943,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,759.50 : 5,442,388.11 = 2,132,923.50 : x
  2. Step 2: Convert to fraction form
    3,943,759.50/5,442,388.11 = 2,132,923.50/x
  3. Step 3: Cross multiply
    3,943,759.50x = 5,442,388.11 × 2,132,923.50
  4. Step 4: Simplify right side
    3,943,759.50x = 11,608,197,495,939.59
  5. Step 5: Solve for x
    x = 11,608,197,495,939.59/3,943,759.50
  6. Step 6: Final answer
    x = 2,943,434.43

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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.