Home / 1,275,415.26-1,760,062.05-702,443.22

Finding the Fourth Proportional to 1,275,415.26, 1,760,062.05 and 702,443.22

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Solution

The fourth proportional to 1,275,415.26, 1,760,062.05 and 702,443.22 is: 969,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,415.26 : 1,760,062.05 = 702,443.22 : x
  2. Step 2: Convert to fraction form
    1,275,415.26/1,760,062.05 = 702,443.22/x
  3. Step 3: Cross multiply
    1,275,415.26x = 1,760,062.05 × 702,443.22
  4. Step 4: Simplify right side
    1,275,415.26x = 1,236,343,653,801.80
  5. Step 5: Solve for x
    x = 1,236,343,653,801.80/1,275,415.26
  6. Step 6: Final answer
    x = 969,365.58

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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.