Home / 2,825,836.14-3,899,756.25-1,618,845.42

Finding the Fourth Proportional to 2,825,836.14, 3,899,756.25 and 1,618,845.42

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Solution

The fourth proportional to 2,825,836.14, 3,899,756.25 and 1,618,845.42 is: 2,234,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,836.14 : 3,899,756.25 = 1,618,845.42 : x
  2. Step 2: Convert to fraction form
    2,825,836.14/3,899,756.25 = 1,618,845.42/x
  3. Step 3: Cross multiply
    2,825,836.14x = 3,899,756.25 × 1,618,845.42
  4. Step 4: Simplify right side
    2,825,836.14x = 6,313,102,544,428.88
  5. Step 5: Solve for x
    x = 6,313,102,544,428.88/2,825,836.14
  6. Step 6: Final answer
    x = 2,234,065.33

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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.