Home / 1,906,249.52-2,631,214.80-1,227,186

Finding the Fourth Proportional to 1,906,249.52, 2,631,214.80 and 1,227,186

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Solution

The fourth proportional to 1,906,249.52, 2,631,214.80 and 1,227,186 is: 1,693,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,249.52 : 2,631,214.80 = 1,227,186 : x
  2. Step 2: Convert to fraction form
    1,906,249.52/2,631,214.80 = 1,227,186/x
  3. Step 3: Cross multiply
    1,906,249.52x = 2,631,214.80 × 1,227,186
  4. Step 4: Simplify right side
    1,906,249.52x = 3,228,989,965,552.80
  5. Step 5: Solve for x
    x = 3,228,989,965,552.80/1,906,249.52
  6. Step 6: Final answer
    x = 1,693,896.80

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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.