Home / 1,324,628.82-1,986,961.86-377,999.64

Finding the Fourth Proportional to 1,324,628.82, 1,986,961.86 and 377,999.64

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Solution

The fourth proportional to 1,324,628.82, 1,986,961.86 and 377,999.64 is: 567,004.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,628.82 : 1,986,961.86 = 377,999.64 : x
  2. Step 2: Convert to fraction form
    1,324,628.82/1,986,961.86 = 377,999.64/x
  3. Step 3: Cross multiply
    1,324,628.82x = 1,986,961.86 × 377,999.64
  4. Step 4: Simplify right side
    1,324,628.82x = 751,070,867,773.73
  5. Step 5: Solve for x
    x = 751,070,867,773.73/1,324,628.82
  6. Step 6: Final answer
    x = 567,004.78

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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.