Home / 1,255,008.92-1,731,923.19-682,049.21

Finding the Fourth Proportional to 1,255,008.92, 1,731,923.19 and 682,049.21

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Solution

The fourth proportional to 1,255,008.92, 1,731,923.19 and 682,049.21 is: 941,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,008.92 : 1,731,923.19 = 682,049.21 : x
  2. Step 2: Convert to fraction form
    1,255,008.92/1,731,923.19 = 682,049.21/x
  3. Step 3: Cross multiply
    1,255,008.92x = 1,731,923.19 × 682,049.21
  4. Step 4: Simplify right side
    1,255,008.92x = 1,181,256,834,860.56
  5. Step 5: Solve for x
    x = 1,181,256,834,860.56/1,255,008.92
  6. Step 6: Final answer
    x = 941,233.82

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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.