Home / 2,976,238.41-4,463,879.68-816,759.17

Finding the Fourth Proportional to 2,976,238.41, 4,463,879.68 and 816,759.17

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Solution

The fourth proportional to 2,976,238.41, 4,463,879.68 and 816,759.17 is: 1,225,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,238.41 : 4,463,879.68 = 816,759.17 : x
  2. Step 2: Convert to fraction form
    2,976,238.41/4,463,879.68 = 816,759.17/x
  3. Step 3: Cross multiply
    2,976,238.41x = 4,463,879.68 × 816,759.17
  4. Step 4: Simplify right side
    2,976,238.41x = 3,645,914,660,374.77
  5. Step 5: Solve for x
    x = 3,645,914,660,374.77/2,976,238.41
  6. Step 6: Final answer
    x = 1,225,007.60

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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.