Home / 2,226,997.80-3,073,292.69-1,208,402.55

Finding the Fourth Proportional to 2,226,997.80, 3,073,292.69 and 1,208,402.55

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Solution

The fourth proportional to 2,226,997.80, 3,073,292.69 and 1,208,402.55 is: 1,667,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,997.80 : 3,073,292.69 = 1,208,402.55 : x
  2. Step 2: Convert to fraction form
    2,226,997.80/3,073,292.69 = 1,208,402.55/x
  3. Step 3: Cross multiply
    2,226,997.80x = 3,073,292.69 × 1,208,402.55
  4. Step 4: Simplify right side
    2,226,997.80x = 3,713,774,717,450.35
  5. Step 5: Solve for x
    x = 3,713,774,717,450.35/2,226,997.80
  6. Step 6: Final answer
    x = 1,667,614.90

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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.