Home / 2,186,906.60-3,015,249.90-1,798,364.20

Finding the Fourth Proportional to 2,186,906.60, 3,015,249.90 and 1,798,364.20

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Solution

The fourth proportional to 2,186,906.60, 3,015,249.90 and 1,798,364.20 is: 2,479,537.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,906.60 : 3,015,249.90 = 1,798,364.20 : x
  2. Step 2: Convert to fraction form
    2,186,906.60/3,015,249.90 = 1,798,364.20/x
  3. Step 3: Cross multiply
    2,186,906.60x = 3,015,249.90 × 1,798,364.20
  4. Step 4: Simplify right side
    2,186,906.60x = 5,422,517,474,213.58
  5. Step 5: Solve for x
    x = 5,422,517,474,213.58/2,186,906.60
  6. Step 6: Final answer
    x = 2,479,537.75

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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.