Home / 3,399,890.73-4,691,964.36-1,851,212.47

Finding the Fourth Proportional to 3,399,890.73, 4,691,964.36 and 1,851,212.47

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Solution

The fourth proportional to 3,399,890.73, 4,691,964.36 and 1,851,212.47 is: 2,554,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,890.73 : 4,691,964.36 = 1,851,212.47 : x
  2. Step 2: Convert to fraction form
    3,399,890.73/4,691,964.36 = 1,851,212.47/x
  3. Step 3: Cross multiply
    3,399,890.73x = 4,691,964.36 × 1,851,212.47
  4. Step 4: Simplify right side
    3,399,890.73x = 8,685,822,932,027.57
  5. Step 5: Solve for x
    x = 8,685,822,932,027.57/3,399,890.73
  6. Step 6: Final answer
    x = 2,554,735.91

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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.