Home / 1,397,371.23-2,094,561.72-722,773.26

Finding the Fourth Proportional to 1,397,371.23, 2,094,561.72 and 722,773.26

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Solution

The fourth proportional to 1,397,371.23, 2,094,561.72 and 722,773.26 is: 1,083,386.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,371.23 : 2,094,561.72 = 722,773.26 : x
  2. Step 2: Convert to fraction form
    1,397,371.23/2,094,561.72 = 722,773.26/x
  3. Step 3: Cross multiply
    1,397,371.23x = 2,094,561.72 × 722,773.26
  4. Step 4: Simplify right side
    1,397,371.23x = 1,513,893,202,635.61
  5. Step 5: Solve for x
    x = 1,513,893,202,635.61/1,397,371.23
  6. Step 6: Final answer
    x = 1,083,386.55

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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.