Home / 3,901,738.87-5,384,608.82-2,182,756.87

Finding the Fourth Proportional to 3,901,738.87, 5,384,608.82 and 2,182,756.87

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Solution

The fourth proportional to 3,901,738.87, 5,384,608.82 and 2,182,756.87 is: 3,012,321.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,738.87 : 5,384,608.82 = 2,182,756.87 : x
  2. Step 2: Convert to fraction form
    3,901,738.87/5,384,608.82 = 2,182,756.87/x
  3. Step 3: Cross multiply
    3,901,738.87x = 5,384,608.82 × 2,182,756.87
  4. Step 4: Simplify right side
    3,901,738.87x = 11,753,291,894,117.59
  5. Step 5: Solve for x
    x = 11,753,291,894,117.59/3,901,738.87
  6. Step 6: Final answer
    x = 3,012,321.50

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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.