Home / 4,855,642.69-6,700,749.96-2,680,185.60

Finding the Fourth Proportional to 4,855,642.69, 6,700,749.96 and 2,680,185.60

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Solution

The fourth proportional to 4,855,642.69, 6,700,749.96 and 2,680,185.60 is: 3,698,635.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,642.69 : 6,700,749.96 = 2,680,185.60 : x
  2. Step 2: Convert to fraction form
    4,855,642.69/6,700,749.96 = 2,680,185.60/x
  3. Step 3: Cross multiply
    4,855,642.69x = 6,700,749.96 × 2,680,185.60
  4. Step 4: Simplify right side
    4,855,642.69x = 17,959,253,551,992.58
  5. Step 5: Solve for x
    x = 17,959,253,551,992.58/4,855,642.69
  6. Step 6: Final answer
    x = 3,698,635.73

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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.