Home / 1,351,945.89-2,027,865.78-341,054.55

Finding the Fourth Proportional to 1,351,945.89, 2,027,865.78 and 341,054.55

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Solution

The fourth proportional to 1,351,945.89, 2,027,865.78 and 341,054.55 is: 511,568.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,945.89 : 2,027,865.78 = 341,054.55 : x
  2. Step 2: Convert to fraction form
    1,351,945.89/2,027,865.78 = 341,054.55/x
  3. Step 3: Cross multiply
    1,351,945.89x = 2,027,865.78 × 341,054.55
  4. Step 4: Simplify right side
    1,351,945.89x = 691,612,851,058.30
  5. Step 5: Solve for x
    x = 691,612,851,058.30/1,351,945.89
  6. Step 6: Final answer
    x = 511,568.44

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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.