Home / 1,319,183.80-1,974,839.10-1,241,326.60

Finding the Fourth Proportional to 1,319,183.80, 1,974,839.10 and 1,241,326.60

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Solution

The fourth proportional to 1,319,183.80, 1,974,839.10 and 1,241,326.60 is: 1,858,285.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,183.80 : 1,974,839.10 = 1,241,326.60 : x
  2. Step 2: Convert to fraction form
    1,319,183.80/1,974,839.10 = 1,241,326.60/x
  3. Step 3: Cross multiply
    1,319,183.80x = 1,974,839.10 × 1,241,326.60
  4. Step 4: Simplify right side
    1,319,183.80x = 2,451,420,305,550.06
  5. Step 5: Solve for x
    x = 2,451,420,305,550.06/1,319,183.80
  6. Step 6: Final answer
    x = 1,858,285.64

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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.