Home / 3,943,722.75-5,442,337.44-2,132,886.75

Finding the Fourth Proportional to 3,943,722.75, 5,442,337.44 and 2,132,886.75

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Solution

The fourth proportional to 3,943,722.75, 5,442,337.44 and 2,132,886.75 is: 2,943,383.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,722.75 : 5,442,337.44 = 2,132,886.75 : x
  2. Step 2: Convert to fraction form
    3,943,722.75/5,442,337.44 = 2,132,886.75/x
  3. Step 3: Cross multiply
    3,943,722.75x = 5,442,337.44 × 2,132,886.75
  4. Step 4: Simplify right side
    3,943,722.75x = 11,607,889,414,804.92
  5. Step 5: Solve for x
    x = 11,607,889,414,804.92/3,943,722.75
  6. Step 6: Final answer
    x = 2,943,383.74

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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.