Home / 2,419,916.89-3,632,118.38-1,222,680.64

Finding the Fourth Proportional to 2,419,916.89, 3,632,118.38 and 1,222,680.64

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Solution

The fourth proportional to 2,419,916.89, 3,632,118.38 and 1,222,680.64 is: 1,835,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,916.89 : 3,632,118.38 = 1,222,680.64 : x
  2. Step 2: Convert to fraction form
    2,419,916.89/3,632,118.38 = 1,222,680.64/x
  3. Step 3: Cross multiply
    2,419,916.89x = 3,632,118.38 × 1,222,680.64
  4. Step 4: Simplify right side
    2,419,916.89x = 4,440,920,825,414.16
  5. Step 5: Solve for x
    x = 4,440,920,825,414.16/2,419,916.89
  6. Step 6: Final answer
    x = 1,835,154.27

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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.