Home / 1,327,481.81-1,988,422.98-901,279.25

Finding the Fourth Proportional to 1,327,481.81, 1,988,422.98 and 901,279.25

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Solution

The fourth proportional to 1,327,481.81, 1,988,422.98 and 901,279.25 is: 1,350,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,481.81 : 1,988,422.98 = 901,279.25 : x
  2. Step 2: Convert to fraction form
    1,327,481.81/1,988,422.98 = 901,279.25/x
  3. Step 3: Cross multiply
    1,327,481.81x = 1,988,422.98 × 901,279.25
  4. Step 4: Simplify right side
    1,327,481.81x = 1,792,124,362,155.05
  5. Step 5: Solve for x
    x = 1,792,124,362,155.05/1,327,481.81
  6. Step 6: Final answer
    x = 1,350,018.02

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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.