Home / 3,997,844.20-5,517,004.26-2,162,300.56

Finding the Fourth Proportional to 3,997,844.20, 5,517,004.26 and 2,162,300.56

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Solution

The fourth proportional to 3,997,844.20, 5,517,004.26 and 2,162,300.56 is: 2,983,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,844.20 : 5,517,004.26 = 2,162,300.56 : x
  2. Step 2: Convert to fraction form
    3,997,844.20/5,517,004.26 = 2,162,300.56/x
  3. Step 3: Cross multiply
    3,997,844.20x = 5,517,004.26 × 2,162,300.56
  4. Step 4: Simplify right side
    3,997,844.20x = 11,929,421,400,920.38
  5. Step 5: Solve for x
    x = 11,929,421,400,920.38/3,997,844.20
  6. Step 6: Final answer
    x = 2,983,963.56

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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.