Home / 1,255,021.44-1,731,940.48-682,061.76

Finding the Fourth Proportional to 1,255,021.44, 1,731,940.48 and 682,061.76

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Solution

The fourth proportional to 1,255,021.44, 1,731,940.48 and 682,061.76 is: 941,251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,021.44 : 1,731,940.48 = 682,061.76 : x
  2. Step 2: Convert to fraction form
    1,255,021.44/1,731,940.48 = 682,061.76/x
  3. Step 3: Cross multiply
    1,255,021.44x = 1,731,940.48 × 682,061.76
  4. Step 4: Simplify right side
    1,255,021.44x = 1,181,290,372,004.05
  5. Step 5: Solve for x
    x = 1,181,290,372,004.05/1,255,021.44
  6. Step 6: Final answer
    x = 941,251.15

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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.