Home / 2,716,450.80-4,074,676.20-823,286.40

Finding the Fourth Proportional to 2,716,450.80, 4,074,676.20 and 823,286.40

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Solution

The fourth proportional to 2,716,450.80, 4,074,676.20 and 823,286.40 is: 1,234,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,450.80 : 4,074,676.20 = 823,286.40 : x
  2. Step 2: Convert to fraction form
    2,716,450.80/4,074,676.20 = 823,286.40/x
  3. Step 3: Cross multiply
    2,716,450.80x = 4,074,676.20 × 823,286.40
  4. Step 4: Simplify right side
    2,716,450.80x = 3,354,625,499,863.68
  5. Step 5: Solve for x
    x = 3,354,625,499,863.68/2,716,450.80
  6. Step 6: Final answer
    x = 1,234,929.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.