Home / 2,818,192.74-4,225,452.03-1,198,121.46

Finding the Fourth Proportional to 2,818,192.74, 4,225,452.03 and 1,198,121.46

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Solution

The fourth proportional to 2,818,192.74, 4,225,452.03 and 1,198,121.46 is: 1,796,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,192.74 : 4,225,452.03 = 1,198,121.46 : x
  2. Step 2: Convert to fraction form
    2,818,192.74/4,225,452.03 = 1,198,121.46/x
  3. Step 3: Cross multiply
    2,818,192.74x = 4,225,452.03 × 1,198,121.46
  4. Step 4: Simplify right side
    2,818,192.74x = 5,062,604,755,343.56
  5. Step 5: Solve for x
    x = 5,062,604,755,343.56/2,818,192.74
  6. Step 6: Final answer
    x = 1,796,401.18

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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.