Home / 3,109,187.73-4,664,216.97-1,086,971.70

Finding the Fourth Proportional to 3,109,187.73, 4,664,216.97 and 1,086,971.70

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Solution

The fourth proportional to 3,109,187.73, 4,664,216.97 and 1,086,971.70 is: 1,630,609.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,187.73 : 4,664,216.97 = 1,086,971.70 : x
  2. Step 2: Convert to fraction form
    3,109,187.73/4,664,216.97 = 1,086,971.70/x
  3. Step 3: Cross multiply
    3,109,187.73x = 4,664,216.97 × 1,086,971.70
  4. Step 4: Simplify right side
    3,109,187.73x = 5,069,871,849,049.75
  5. Step 5: Solve for x
    x = 5,069,871,849,049.75/3,109,187.73
  6. Step 6: Final answer
    x = 1,630,609.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.