Home / 1,542,170.64-2,313,248.60-1,028,750.48

Finding the Fourth Proportional to 1,542,170.64, 2,313,248.60 and 1,028,750.48

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Solution

The fourth proportional to 1,542,170.64, 2,313,248.60 and 1,028,750.48 is: 1,543,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,170.64 : 2,313,248.60 = 1,028,750.48 : x
  2. Step 2: Convert to fraction form
    1,542,170.64/2,313,248.60 = 1,028,750.48/x
  3. Step 3: Cross multiply
    1,542,170.64x = 2,313,248.60 × 1,028,750.48
  4. Step 4: Simplify right side
    1,542,170.64x = 2,379,755,607,609.33
  5. Step 5: Solve for x
    x = 2,379,755,607,609.33/1,542,170.64
  6. Step 6: Final answer
    x = 1,543,120.81

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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.