Home / 2,665,876.14-3,678,900.99-1,442,181.30

Finding the Fourth Proportional to 2,665,876.14, 3,678,900.99 and 1,442,181.30

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Solution

The fourth proportional to 2,665,876.14, 3,678,900.99 and 1,442,181.30 is: 1,990,205.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,876.14 : 3,678,900.99 = 1,442,181.30 : x
  2. Step 2: Convert to fraction form
    2,665,876.14/3,678,900.99 = 1,442,181.30/x
  3. Step 3: Cross multiply
    2,665,876.14x = 3,678,900.99 × 1,442,181.30
  4. Step 4: Simplify right side
    2,665,876.14x = 5,305,642,212,329.49
  5. Step 5: Solve for x
    x = 5,305,642,212,329.49/2,665,876.14
  6. Step 6: Final answer
    x = 1,990,205.82

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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.