Home / 2,210,401.44-3,311,657.71-1,198,878.18

Finding the Fourth Proportional to 2,210,401.44, 3,311,657.71 and 1,198,878.18

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Solution

The fourth proportional to 2,210,401.44, 3,311,657.71 and 1,198,878.18 is: 1,796,177.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,401.44 : 3,311,657.71 = 1,198,878.18 : x
  2. Step 2: Convert to fraction form
    2,210,401.44/3,311,657.71 = 1,198,878.18/x
  3. Step 3: Cross multiply
    2,210,401.44x = 3,311,657.71 × 1,198,878.18
  4. Step 4: Simplify right side
    2,210,401.44x = 3,970,274,168,147.77
  5. Step 5: Solve for x
    x = 3,970,274,168,147.77/2,210,401.44
  6. Step 6: Final answer
    x = 1,796,177.88

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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.