Home / 5,988,105-8,263,576.79-3,409,785.78

Finding the Fourth Proportional to 5,988,105, 8,263,576.79 and 3,409,785.78

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Solution

The fourth proportional to 5,988,105, 8,263,576.79 and 3,409,785.78 is: 4,705,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988,105 : 8,263,576.79 = 3,409,785.78 : x
  2. Step 2: Convert to fraction form
    5,988,105/8,263,576.79 = 3,409,785.78/x
  3. Step 3: Cross multiply
    5,988,105x = 8,263,576.79 × 3,409,785.78
  4. Step 4: Simplify right side
    5,988,105x = 28,177,026,613,431.12
  5. Step 5: Solve for x
    x = 28,177,026,613,431.12/5,988,105
  6. Step 6: Final answer
    x = 4,705,499.76

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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.