Home / 1,906,238.50-2,631,199.62-1,227,175

Finding the Fourth Proportional to 1,906,238.50, 2,631,199.62 and 1,227,175

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Solution

The fourth proportional to 1,906,238.50, 2,631,199.62 and 1,227,175 is: 1,693,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,238.50 : 2,631,199.62 = 1,227,175 : x
  2. Step 2: Convert to fraction form
    1,906,238.50/2,631,199.62 = 1,227,175/x
  3. Step 3: Cross multiply
    1,906,238.50x = 2,631,199.62 × 1,227,175
  4. Step 4: Simplify right side
    1,906,238.50x = 3,228,942,393,673.50
  5. Step 5: Solve for x
    x = 3,228,942,393,673.50/1,906,238.50
  6. Step 6: Final answer
    x = 1,693,881.64

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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.