Home / 3,887,216.70-5,364,367.66-2,168,448.54

Finding the Fourth Proportional to 3,887,216.70, 5,364,367.66 and 2,168,448.54

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Solution

The fourth proportional to 3,887,216.70, 5,364,367.66 and 2,168,448.54 is: 2,992,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,216.70 : 5,364,367.66 = 2,168,448.54 : x
  2. Step 2: Convert to fraction form
    3,887,216.70/5,364,367.66 = 2,168,448.54/x
  3. Step 3: Cross multiply
    3,887,216.70x = 5,364,367.66 × 2,168,448.54
  4. Step 4: Simplify right side
    3,887,216.70x = 11,632,355,220,350.22
  5. Step 5: Solve for x
    x = 11,632,355,220,350.22/3,887,216.70
  6. Step 6: Final answer
    x = 2,992,463.79

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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.