Home / 1,449,198.78-1,999,956.87-804,619.02

Finding the Fourth Proportional to 1,449,198.78, 1,999,956.87 and 804,619.02

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Solution

The fourth proportional to 1,449,198.78, 1,999,956.87 and 804,619.02 is: 1,110,408.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,198.78 : 1,999,956.87 = 804,619.02 : x
  2. Step 2: Convert to fraction form
    1,449,198.78/1,999,956.87 = 804,619.02/x
  3. Step 3: Cross multiply
    1,449,198.78x = 1,999,956.87 × 804,619.02
  4. Step 4: Simplify right side
    1,449,198.78x = 1,609,203,336,781.67
  5. Step 5: Solve for x
    x = 1,609,203,336,781.67/1,449,198.78
  6. Step 6: Final answer
    x = 1,110,408.98

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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.