Home / 5,320,789.43-7,342,689.40-2,873,400.34

Finding the Fourth Proportional to 5,320,789.43, 7,342,689.40 and 2,873,400.34

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Solution

The fourth proportional to 5,320,789.43, 7,342,689.40 and 2,873,400.34 is: 3,965,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,789.43 : 7,342,689.40 = 2,873,400.34 : x
  2. Step 2: Convert to fraction form
    5,320,789.43/7,342,689.40 = 2,873,400.34/x
  3. Step 3: Cross multiply
    5,320,789.43x = 7,342,689.40 × 2,873,400.34
  4. Step 4: Simplify right side
    5,320,789.43x = 21,098,486,218,474.39
  5. Step 5: Solve for x
    x = 21,098,486,218,474.39/5,320,789.43
  6. Step 6: Final answer
    x = 3,965,292.46

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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.