Home / 2,148,512.10-3,222,762.39-800,644.02

Finding the Fourth Proportional to 2,148,512.10, 3,222,762.39 and 800,644.02

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Solution

The fourth proportional to 2,148,512.10, 3,222,762.39 and 800,644.02 is: 1,200,963.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,512.10 : 3,222,762.39 = 800,644.02 : x
  2. Step 2: Convert to fraction form
    2,148,512.10/3,222,762.39 = 800,644.02/x
  3. Step 3: Cross multiply
    2,148,512.10x = 3,222,762.39 × 800,644.02
  4. Step 4: Simplify right side
    2,148,512.10x = 2,580,285,435,434.41
  5. Step 5: Solve for x
    x = 2,580,285,435,434.41/2,148,512.10
  6. Step 6: Final answer
    x = 1,200,963.88

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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.