Home / 3,310,966.87-4,568,724.34-1,915,768.33

Finding the Fourth Proportional to 3,310,966.87, 4,568,724.34 and 1,915,768.33

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Solution

The fourth proportional to 3,310,966.87, 4,568,724.34 and 1,915,768.33 is: 2,643,523.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310,966.87 : 4,568,724.34 = 1,915,768.33 : x
  2. Step 2: Convert to fraction form
    3,310,966.87/4,568,724.34 = 1,915,768.33/x
  3. Step 3: Cross multiply
    3,310,966.87x = 4,568,724.34 × 1,915,768.33
  4. Step 4: Simplify right side
    3,310,966.87x = 8,752,617,399,072.15
  5. Step 5: Solve for x
    x = 8,752,617,399,072.15/3,310,966.87
  6. Step 6: Final answer
    x = 2,643,523.10

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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.