Home / 1,339,570.09-1,848,608.34-727,723.26

Finding the Fourth Proportional to 1,339,570.09, 1,848,608.34 and 727,723.26

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Solution

The fourth proportional to 1,339,570.09, 1,848,608.34 and 727,723.26 is: 1,004,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,570.09 : 1,848,608.34 = 727,723.26 : x
  2. Step 2: Convert to fraction form
    1,339,570.09/1,848,608.34 = 727,723.26/x
  3. Step 3: Cross multiply
    1,339,570.09x = 1,848,608.34 × 727,723.26
  4. Step 4: Simplify right side
    1,339,570.09x = 1,345,275,284,919.03
  5. Step 5: Solve for x
    x = 1,345,275,284,919.03/1,339,570.09
  6. Step 6: Final answer
    x = 1,004,258.97

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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.