Home / 4,816,338.28-6,646,469.52-2,640,899.68

Finding the Fourth Proportional to 4,816,338.28, 6,646,469.52 and 2,640,899.68

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Solution

The fourth proportional to 4,816,338.28, 6,646,469.52 and 2,640,899.68 is: 3,644,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816,338.28 : 6,646,469.52 = 2,640,899.68 : x
  2. Step 2: Convert to fraction form
    4,816,338.28/6,646,469.52 = 2,640,899.68/x
  3. Step 3: Cross multiply
    4,816,338.28x = 6,646,469.52 × 2,640,899.68
  4. Step 4: Simplify right side
    4,816,338.28x = 17,552,659,228,497.75
  5. Step 5: Solve for x
    x = 17,552,659,228,497.75/4,816,338.28
  6. Step 6: Final answer
    x = 3,644,399.17

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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.