Home / 3,810,961.68-5,259,131.87-2,068,630.11

Finding the Fourth Proportional to 3,810,961.68, 5,259,131.87 and 2,068,630.11

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Solution

The fourth proportional to 3,810,961.68, 5,259,131.87 and 2,068,630.11 is: 2,854,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810,961.68 : 5,259,131.87 = 2,068,630.11 : x
  2. Step 2: Convert to fraction form
    3,810,961.68/5,259,131.87 = 2,068,630.11/x
  3. Step 3: Cross multiply
    3,810,961.68x = 5,259,131.87 × 2,068,630.11
  4. Step 4: Simplify right side
    3,810,961.68x = 10,879,198,528,399.46
  5. Step 5: Solve for x
    x = 10,879,198,528,399.46/3,810,961.68
  6. Step 6: Final answer
    x = 2,854,712.13

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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.