Home / 4,855,636.82-6,700,741.85-2,680,179.72

Finding the Fourth Proportional to 4,855,636.82, 6,700,741.85 and 2,680,179.72

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Solution

The fourth proportional to 4,855,636.82, 6,700,741.85 and 2,680,179.72 is: 3,698,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,636.82 : 6,700,741.85 = 2,680,179.72 : x
  2. Step 2: Convert to fraction form
    4,855,636.82/6,700,741.85 = 2,680,179.72/x
  3. Step 3: Cross multiply
    4,855,636.82x = 6,700,741.85 × 2,680,179.72
  4. Step 4: Simplify right side
    4,855,636.82x = 17,959,192,415,325.28
  5. Step 5: Solve for x
    x = 17,959,192,415,325.28/4,855,636.82
  6. Step 6: Final answer
    x = 3,698,627.61

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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.