Home / 1,253,270.54-1,729,501.44-680,309.95

Finding the Fourth Proportional to 1,253,270.54, 1,729,501.44 and 680,309.95

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Solution

The fourth proportional to 1,253,270.54, 1,729,501.44 and 680,309.95 is: 938,821.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,270.54 : 1,729,501.44 = 680,309.95 : x
  2. Step 2: Convert to fraction form
    1,253,270.54/1,729,501.44 = 680,309.95/x
  3. Step 3: Cross multiply
    1,253,270.54x = 1,729,501.44 × 680,309.95
  4. Step 4: Simplify right side
    1,253,270.54x = 1,176,597,038,171.33
  5. Step 5: Solve for x
    x = 1,176,597,038,171.33/1,253,270.54
  6. Step 6: Final answer
    x = 938,821.27

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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.