Home / 2,145,910.67-3,218,857.81-548,471.20

Finding the Fourth Proportional to 2,145,910.67, 3,218,857.81 and 548,471.20

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Solution

The fourth proportional to 2,145,910.67, 3,218,857.81 and 548,471.20 is: 822,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,910.67 : 3,218,857.81 = 548,471.20 : x
  2. Step 2: Convert to fraction form
    2,145,910.67/3,218,857.81 = 548,471.20/x
  3. Step 3: Cross multiply
    2,145,910.67x = 3,218,857.81 × 548,471.20
  4. Step 4: Simplify right side
    2,145,910.67x = 1,765,450,803,839.68
  5. Step 5: Solve for x
    x = 1,765,450,803,839.68/2,145,910.67
  6. Step 6: Final answer
    x = 822,704.70

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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.