Home / 1,253,258.49-1,728,867.74-844,843.53

Finding the Fourth Proportional to 1,253,258.49, 1,728,867.74 and 844,843.53

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Solution

The fourth proportional to 1,253,258.49, 1,728,867.74 and 844,843.53 is: 1,165,460.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,258.49 : 1,728,867.74 = 844,843.53 : x
  2. Step 2: Convert to fraction form
    1,253,258.49/1,728,867.74 = 844,843.53/x
  3. Step 3: Cross multiply
    1,253,258.49x = 1,728,867.74 × 844,843.53
  4. Step 4: Simplify right side
    1,253,258.49x = 1,460,622,720,140.50
  5. Step 5: Solve for x
    x = 1,460,622,720,140.50/1,253,258.49
  6. Step 6: Final answer
    x = 1,165,460.06

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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.