Home / 3,899,310.90-5,380,580.16-2,245,995.72

Finding the Fourth Proportional to 3,899,310.90, 5,380,580.16 and 2,245,995.72

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Solution

The fourth proportional to 3,899,310.90, 5,380,580.16 and 2,245,995.72 is: 3,099,204.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,310.90 : 5,380,580.16 = 2,245,995.72 : x
  2. Step 2: Convert to fraction form
    3,899,310.90/5,380,580.16 = 2,245,995.72/x
  3. Step 3: Cross multiply
    3,899,310.90x = 5,380,580.16 × 2,245,995.72
  4. Step 4: Simplify right side
    3,899,310.90x = 12,084,760,010,476.92
  5. Step 5: Solve for x
    x = 12,084,760,010,476.92/3,899,310.90
  6. Step 6: Final answer
    x = 3,099,204.02

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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.