Home / 2,850,799.38-3,930,950.64-1,816,669

Finding the Fourth Proportional to 2,850,799.38, 3,930,950.64 and 1,816,669

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Solution

The fourth proportional to 2,850,799.38, 3,930,950.64 and 1,816,669 is: 2,504,994.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,799.38 : 3,930,950.64 = 1,816,669 : x
  2. Step 2: Convert to fraction form
    2,850,799.38/3,930,950.64 = 1,816,669/x
  3. Step 3: Cross multiply
    2,850,799.38x = 3,930,950.64 × 1,816,669
  4. Step 4: Simplify right side
    2,850,799.38x = 7,141,236,168,218.16
  5. Step 5: Solve for x
    x = 7,141,236,168,218.16/2,850,799.38
  6. Step 6: Final answer
    x = 2,504,994.29

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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.