Home / 2,509,728-3,463,891.20-1,436,640

Finding the Fourth Proportional to 2,509,728, 3,463,891.20 and 1,436,640

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Solution

The fourth proportional to 2,509,728, 3,463,891.20 and 1,436,640 is: 1,982,830.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,509,728 : 3,463,891.20 = 1,436,640 : x
  2. Step 2: Convert to fraction form
    2,509,728/3,463,891.20 = 1,436,640/x
  3. Step 3: Cross multiply
    2,509,728x = 3,463,891.20 × 1,436,640
  4. Step 4: Simplify right side
    2,509,728x = 4,976,364,653,568
  5. Step 5: Solve for x
    x = 4,976,364,653,568/2,509,728
  6. Step 6: Final answer
    x = 1,982,830.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.