Home / 3,912,769.08-5,399,843.82-2,193,806.52

Finding the Fourth Proportional to 3,912,769.08, 5,399,843.82 and 2,193,806.52

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Solution

The fourth proportional to 3,912,769.08, 5,399,843.82 and 2,193,806.52 is: 3,027,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,769.08 : 5,399,843.82 = 2,193,806.52 : x
  2. Step 2: Convert to fraction form
    3,912,769.08/5,399,843.82 = 2,193,806.52/x
  3. Step 3: Cross multiply
    3,912,769.08x = 5,399,843.82 × 2,193,806.52
  4. Step 4: Simplify right side
    3,912,769.08x = 11,846,212,579,297.71
  5. Step 5: Solve for x
    x = 11,846,212,579,297.71/3,912,769.08
  6. Step 6: Final answer
    x = 3,027,577.74

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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.