Home / 2,948,974.82-4,067,488.89-1,968,419.45

Finding the Fourth Proportional to 2,948,974.82, 4,067,488.89 and 1,968,419.45

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Solution

The fourth proportional to 2,948,974.82, 4,067,488.89 and 1,968,419.45 is: 2,715,019.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,974.82 : 4,067,488.89 = 1,968,419.45 : x
  2. Step 2: Convert to fraction form
    2,948,974.82/4,067,488.89 = 1,968,419.45/x
  3. Step 3: Cross multiply
    2,948,974.82x = 4,067,488.89 × 1,968,419.45
  4. Step 4: Simplify right side
    2,948,974.82x = 8,006,524,243,734.91
  5. Step 5: Solve for x
    x = 8,006,524,243,734.91/2,948,974.82
  6. Step 6: Final answer
    x = 2,715,019.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.