Home / 1,297,132.80-1,944,662.40-548,563.20

Finding the Fourth Proportional to 1,297,132.80, 1,944,662.40 and 548,563.20

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Solution

The fourth proportional to 1,297,132.80, 1,944,662.40 and 548,563.20 is: 822,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,132.80 : 1,944,662.40 = 548,563.20 : x
  2. Step 2: Convert to fraction form
    1,297,132.80/1,944,662.40 = 548,563.20/x
  3. Step 3: Cross multiply
    1,297,132.80x = 1,944,662.40 × 548,563.20
  4. Step 4: Simplify right side
    1,297,132.80x = 1,066,770,229,063.68
  5. Step 5: Solve for x
    x = 1,066,770,229,063.68/1,297,132.80
  6. Step 6: Final answer
    x = 822,406.33

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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.