Home / 3,099,266.28-4,277,333.74-1,876,245.64

Finding the Fourth Proportional to 3,099,266.28, 4,277,333.74 and 1,876,245.64

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Solution

The fourth proportional to 3,099,266.28, 4,277,333.74 and 1,876,245.64 is: 2,589,428.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099,266.28 : 4,277,333.74 = 1,876,245.64 : x
  2. Step 2: Convert to fraction form
    3,099,266.28/4,277,333.74 = 1,876,245.64/x
  3. Step 3: Cross multiply
    3,099,266.28x = 4,277,333.74 × 1,876,245.64
  4. Step 4: Simplify right side
    3,099,266.28x = 8,025,328,780,499.89
  5. Step 5: Solve for x
    x = 8,025,328,780,499.89/3,099,266.28
  6. Step 6: Final answer
    x = 2,589,428.61

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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.