Home / 3,305,832.20-4,961,664.30-1,956,307.40

Finding the Fourth Proportional to 3,305,832.20, 4,961,664.30 and 1,956,307.40

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Solution

The fourth proportional to 3,305,832.20, 4,961,664.30 and 1,956,307.40 is: 2,936,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305,832.20 : 4,961,664.30 = 1,956,307.40 : x
  2. Step 2: Convert to fraction form
    3,305,832.20/4,961,664.30 = 1,956,307.40/x
  3. Step 3: Cross multiply
    3,305,832.20x = 4,961,664.30 × 1,956,307.40
  4. Step 4: Simplify right side
    3,305,832.20x = 9,706,540,586,405.82
  5. Step 5: Solve for x
    x = 9,706,540,586,405.82/3,305,832.20
  6. Step 6: Final answer
    x = 2,936,186.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.