Home / 1,266,370.39-1,747,593.96-685,599.64

Finding the Fourth Proportional to 1,266,370.39, 1,747,593.96 and 685,599.64

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Solution

The fourth proportional to 1,266,370.39, 1,747,593.96 and 685,599.64 is: 946,129.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,370.39 : 1,747,593.96 = 685,599.64 : x
  2. Step 2: Convert to fraction form
    1,266,370.39/1,747,593.96 = 685,599.64/x
  3. Step 3: Cross multiply
    1,266,370.39x = 1,747,593.96 × 685,599.64
  4. Step 4: Simplify right side
    1,266,370.39x = 1,198,149,789,842.17
  5. Step 5: Solve for x
    x = 1,198,149,789,842.17/1,266,370.39
  6. Step 6: Final answer
    x = 946,129.03

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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.