Home / 1,176,819.36-1,765,229.76-822,525.12

Finding the Fourth Proportional to 1,176,819.36, 1,765,229.76 and 822,525.12

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Solution

The fourth proportional to 1,176,819.36, 1,765,229.76 and 822,525.12 is: 1,233,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,819.36 : 1,765,229.76 = 822,525.12 : x
  2. Step 2: Convert to fraction form
    1,176,819.36/1,765,229.76 = 822,525.12/x
  3. Step 3: Cross multiply
    1,176,819.36x = 1,765,229.76 × 822,525.12
  4. Step 4: Simplify right side
    1,176,819.36x = 1,451,945,820,171.57
  5. Step 5: Solve for x
    x = 1,451,945,820,171.57/1,176,819.36
  6. Step 6: Final answer
    x = 1,233,788.18

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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.