Home / 2,814,992.46-4,222,489.16-685,076.60

Finding the Fourth Proportional to 2,814,992.46, 4,222,489.16 and 685,076.60

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Solution

The fourth proportional to 2,814,992.46, 4,222,489.16 and 685,076.60 is: 1,027,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814,992.46 : 4,222,489.16 = 685,076.60 : x
  2. Step 2: Convert to fraction form
    2,814,992.46/4,222,489.16 = 685,076.60/x
  3. Step 3: Cross multiply
    2,814,992.46x = 4,222,489.16 × 685,076.60
  4. Step 4: Simplify right side
    2,814,992.46x = 2,892,728,529,538.57
  5. Step 5: Solve for x
    x = 2,892,728,529,538.57/2,814,992.46
  6. Step 6: Final answer
    x = 1,027,615.02

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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.