Home / 2,194,899.39-3,029,078.84-1,227,971.88

Finding the Fourth Proportional to 2,194,899.39, 3,029,078.84 and 1,227,971.88

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Solution

The fourth proportional to 2,194,899.39, 3,029,078.84 and 1,227,971.88 is: 1,694,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,899.39 : 3,029,078.84 = 1,227,971.88 : x
  2. Step 2: Convert to fraction form
    2,194,899.39/3,029,078.84 = 1,227,971.88/x
  3. Step 3: Cross multiply
    2,194,899.39x = 3,029,078.84 × 1,227,971.88
  4. Step 4: Simplify right side
    2,194,899.39x = 3,719,623,631,683.16
  5. Step 5: Solve for x
    x = 3,719,623,631,683.16/2,194,899.39
  6. Step 6: Final answer
    x = 1,694,667.03

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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.