Home / 2,819,986.38-4,230,143.66-798,061.14

Finding the Fourth Proportional to 2,819,986.38, 4,230,143.66 and 798,061.14

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Solution

The fourth proportional to 2,819,986.38, 4,230,143.66 and 798,061.14 is: 1,197,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,986.38 : 4,230,143.66 = 798,061.14 : x
  2. Step 2: Convert to fraction form
    2,819,986.38/4,230,143.66 = 798,061.14/x
  3. Step 3: Cross multiply
    2,819,986.38x = 4,230,143.66 × 798,061.14
  4. Step 4: Simplify right side
    2,819,986.38x = 3,375,913,273,658.53
  5. Step 5: Solve for x
    x = 3,375,913,273,658.53/2,819,986.38
  6. Step 6: Final answer
    x = 1,197,138.15

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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.