Home / 1,199,115.66-1,654,873.96-682,891.40

Finding the Fourth Proportional to 1,199,115.66, 1,654,873.96 and 682,891.40

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Solution

The fourth proportional to 1,199,115.66, 1,654,873.96 and 682,891.40 is: 942,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,115.66 : 1,654,873.96 = 682,891.40 : x
  2. Step 2: Convert to fraction form
    1,199,115.66/1,654,873.96 = 682,891.40/x
  3. Step 3: Cross multiply
    1,199,115.66x = 1,654,873.96 × 682,891.40
  4. Step 4: Simplify right side
    1,199,115.66x = 1,130,099,195,367.94
  5. Step 5: Solve for x
    x = 1,130,099,195,367.94/1,199,115.66
  6. Step 6: Final answer
    x = 942,443.86

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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.