Home / 3,800,856.84-5,245,266.90-2,169,231.72

Finding the Fourth Proportional to 3,800,856.84, 5,245,266.90 and 2,169,231.72

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Solution

The fourth proportional to 3,800,856.84, 5,245,266.90 and 2,169,231.72 is: 2,993,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,856.84 : 5,245,266.90 = 2,169,231.72 : x
  2. Step 2: Convert to fraction form
    3,800,856.84/5,245,266.90 = 2,169,231.72/x
  3. Step 3: Cross multiply
    3,800,856.84x = 5,245,266.90 × 2,169,231.72
  4. Step 4: Simplify right side
    3,800,856.84x = 11,378,199,339,346.07
  5. Step 5: Solve for x
    x = 11,378,199,339,346.07/3,800,856.84
  6. Step 6: Final answer
    x = 2,993,587.98

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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.