Home / 3,999,489.19-5,517,724.62-2,322,786.91

Finding the Fourth Proportional to 3,999,489.19, 5,517,724.62 and 2,322,786.91

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Solution

The fourth proportional to 3,999,489.19, 5,517,724.62 and 2,322,786.91 is: 3,204,533.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,489.19 : 5,517,724.62 = 2,322,786.91 : x
  2. Step 2: Convert to fraction form
    3,999,489.19/5,517,724.62 = 2,322,786.91/x
  3. Step 3: Cross multiply
    3,999,489.19x = 5,517,724.62 × 2,322,786.91
  4. Step 4: Simplify right side
    3,999,489.19x = 12,816,498,529,398.26
  5. Step 5: Solve for x
    x = 12,816,498,529,398.26/3,999,489.19
  6. Step 6: Final answer
    x = 3,204,533.86

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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.