Home / 2,646,716.92-3,970,469.04-1,226,916.52

Finding the Fourth Proportional to 2,646,716.92, 3,970,469.04 and 1,226,916.52

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Solution

The fourth proportional to 2,646,716.92, 3,970,469.04 and 1,226,916.52 is: 1,840,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,716.92 : 3,970,469.04 = 1,226,916.52 : x
  2. Step 2: Convert to fraction form
    2,646,716.92/3,970,469.04 = 1,226,916.52/x
  3. Step 3: Cross multiply
    2,646,716.92x = 3,970,469.04 × 1,226,916.52
  4. Step 4: Simplify right side
    2,646,716.92x = 4,871,434,057,324.54
  5. Step 5: Solve for x
    x = 4,871,434,057,324.54/2,646,716.92
  6. Step 6: Final answer
    x = 1,840,557.27

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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.