Home / 3,269,171.88-4,511,371.14-1,818,870.12

Finding the Fourth Proportional to 3,269,171.88, 4,511,371.14 and 1,818,870.12

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Solution

The fourth proportional to 3,269,171.88, 4,511,371.14 and 1,818,870.12 is: 2,509,992.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269,171.88 : 4,511,371.14 = 1,818,870.12 : x
  2. Step 2: Convert to fraction form
    3,269,171.88/4,511,371.14 = 1,818,870.12/x
  3. Step 3: Cross multiply
    3,269,171.88x = 4,511,371.14 × 1,818,870.12
  4. Step 4: Simplify right side
    3,269,171.88x = 8,205,598,166,776.34
  5. Step 5: Solve for x
    x = 8,205,598,166,776.34/3,269,171.88
  6. Step 6: Final answer
    x = 2,509,992.89

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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.