Home / 1,325,718.52-1,829,496.78-722,101.24

Finding the Fourth Proportional to 1,325,718.52, 1,829,496.78 and 722,101.24

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Solution

The fourth proportional to 1,325,718.52, 1,829,496.78 and 722,101.24 is: 996,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,718.52 : 1,829,496.78 = 722,101.24 : x
  2. Step 2: Convert to fraction form
    1,325,718.52/1,829,496.78 = 722,101.24/x
  3. Step 3: Cross multiply
    1,325,718.52x = 1,829,496.78 × 722,101.24
  4. Step 4: Simplify right side
    1,325,718.52x = 1,321,081,893,414.01
  5. Step 5: Solve for x
    x = 1,321,081,893,414.01/1,325,718.52
  6. Step 6: Final answer
    x = 996,502.56

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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.