Home / 2,321,807.78-3,481,121.70-1,182,364.31

Finding the Fourth Proportional to 2,321,807.78, 3,481,121.70 and 1,182,364.31

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Solution

The fourth proportional to 2,321,807.78, 3,481,121.70 and 1,182,364.31 is: 1,772,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,807.78 : 3,481,121.70 = 1,182,364.31 : x
  2. Step 2: Convert to fraction form
    2,321,807.78/3,481,121.70 = 1,182,364.31/x
  3. Step 3: Cross multiply
    2,321,807.78x = 3,481,121.70 × 1,182,364.31
  4. Step 4: Simplify right side
    2,321,807.78x = 4,115,954,039,440.92
  5. Step 5: Solve for x
    x = 4,115,954,039,440.92/2,321,807.78
  6. Step 6: Final answer
    x = 1,772,736.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.