Home / 3,530,288.93-4,871,531.37-1,981,251.44

Finding the Fourth Proportional to 3,530,288.93, 4,871,531.37 and 1,981,251.44

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Solution

The fourth proportional to 3,530,288.93, 4,871,531.37 and 1,981,251.44 is: 2,733,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530,288.93 : 4,871,531.37 = 1,981,251.44 : x
  2. Step 2: Convert to fraction form
    3,530,288.93/4,871,531.37 = 1,981,251.44/x
  3. Step 3: Cross multiply
    3,530,288.93x = 4,871,531.37 × 1,981,251.44
  4. Step 4: Simplify right side
    3,530,288.93x = 9,651,728,546,566.81
  5. Step 5: Solve for x
    x = 9,651,728,546,566.81/3,530,288.93
  6. Step 6: Final answer
    x = 2,733,976.94

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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.