Home / 2,282,381-3,149,647.28-1,263,763.88

Finding the Fourth Proportional to 2,282,381, 3,149,647.28 and 1,263,763.88

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Solution

The fourth proportional to 2,282,381, 3,149,647.28 and 1,263,763.88 is: 1,743,972.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282,381 : 3,149,647.28 = 1,263,763.88 : x
  2. Step 2: Convert to fraction form
    2,282,381/3,149,647.28 = 1,263,763.88/x
  3. Step 3: Cross multiply
    2,282,381x = 3,149,647.28 × 1,263,763.88
  4. Step 4: Simplify right side
    2,282,381x = 3,980,410,467,204.25
  5. Step 5: Solve for x
    x = 3,980,410,467,204.25/2,282,381
  6. Step 6: Final answer
    x = 1,743,972.84

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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.