Home / 2,584,019.66-3,876,844.11-1,217,738.18

Finding the Fourth Proportional to 2,584,019.66, 3,876,844.11 and 1,217,738.18

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Solution

The fourth proportional to 2,584,019.66, 3,876,844.11 and 1,217,738.18 is: 1,826,991.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,584,019.66 : 3,876,844.11 = 1,217,738.18 : x
  2. Step 2: Convert to fraction form
    2,584,019.66/3,876,844.11 = 1,217,738.18/x
  3. Step 3: Cross multiply
    2,584,019.66x = 3,876,844.11 × 1,217,738.18
  4. Step 4: Simplify right side
    2,584,019.66x = 4,720,981,071,270.90
  5. Step 5: Solve for x
    x = 4,720,981,071,270.90/2,584,019.66
  6. Step 6: Final answer
    x = 1,826,991.16

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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.