Home / 1,081,956.06-1,623,081.78-450,722.28

Finding the Fourth Proportional to 1,081,956.06, 1,623,081.78 and 450,722.28

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Solution

The fourth proportional to 1,081,956.06, 1,623,081.78 and 450,722.28 is: 676,144.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,956.06 : 1,623,081.78 = 450,722.28 : x
  2. Step 2: Convert to fraction form
    1,081,956.06/1,623,081.78 = 450,722.28/x
  3. Step 3: Cross multiply
    1,081,956.06x = 1,623,081.78 × 450,722.28
  4. Step 4: Simplify right side
    1,081,956.06x = 731,559,120,508.06
  5. Step 5: Solve for x
    x = 731,559,120,508.06/1,081,956.06
  6. Step 6: Final answer
    x = 676,144.94

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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.