Home / 1,081,972.06-1,623,105.78-450,738.28

Finding the Fourth Proportional to 1,081,972.06, 1,623,105.78 and 450,738.28

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Solution

The fourth proportional to 1,081,972.06, 1,623,105.78 and 450,738.28 is: 676,168.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,972.06 : 1,623,105.78 = 450,738.28 : x
  2. Step 2: Convert to fraction form
    1,081,972.06/1,623,105.78 = 450,738.28/x
  3. Step 3: Cross multiply
    1,081,972.06x = 1,623,105.78 × 450,738.28
  4. Step 4: Simplify right side
    1,081,972.06x = 731,595,907,535.26
  5. Step 5: Solve for x
    x = 731,595,907,535.26/1,081,972.06
  6. Step 6: Final answer
    x = 676,168.95

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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.