Home / 1,255,009.92-1,731,924.57-682,050.21

Finding the Fourth Proportional to 1,255,009.92, 1,731,924.57 and 682,050.21

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Solution

The fourth proportional to 1,255,009.92, 1,731,924.57 and 682,050.21 is: 941,235.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,009.92 : 1,731,924.57 = 682,050.21 : x
  2. Step 2: Convert to fraction form
    1,255,009.92/1,731,924.57 = 682,050.21/x
  3. Step 3: Cross multiply
    1,255,009.92x = 1,731,924.57 × 682,050.21
  4. Step 4: Simplify right side
    1,255,009.92x = 1,181,259,516,672.66
  5. Step 5: Solve for x
    x = 1,181,259,516,672.66/1,255,009.92
  6. Step 6: Final answer
    x = 941,235.20

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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.