Home / 2,227,736.30-3,074,193.85-1,209,119.18

Finding the Fourth Proportional to 2,227,736.30, 3,074,193.85 and 1,209,119.18

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Solution

The fourth proportional to 2,227,736.30, 3,074,193.85 and 1,209,119.18 is: 1,668,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,736.30 : 3,074,193.85 = 1,209,119.18 : x
  2. Step 2: Convert to fraction form
    2,227,736.30/3,074,193.85 = 1,209,119.18/x
  3. Step 3: Cross multiply
    2,227,736.30x = 3,074,193.85 × 1,209,119.18
  4. Step 4: Simplify right side
    2,227,736.30x = 3,717,066,747,073.04
  5. Step 5: Solve for x
    x = 3,717,066,747,073.04/2,227,736.30
  6. Step 6: Final answer
    x = 1,668,539.83

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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.