Home / 3,399,894.72-4,691,969.88-1,851,216.48

Finding the Fourth Proportional to 3,399,894.72, 4,691,969.88 and 1,851,216.48

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Solution

The fourth proportional to 3,399,894.72, 4,691,969.88 and 1,851,216.48 is: 2,554,741.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,894.72 : 4,691,969.88 = 1,851,216.48 : x
  2. Step 2: Convert to fraction form
    3,399,894.72/4,691,969.88 = 1,851,216.48/x
  3. Step 3: Cross multiply
    3,399,894.72x = 4,691,969.88 × 1,851,216.48
  4. Step 4: Simplify right side
    3,399,894.72x = 8,685,851,965,519.62
  5. Step 5: Solve for x
    x = 8,685,851,965,519.62/3,399,894.72
  6. Step 6: Final answer
    x = 2,554,741.45

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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.