Home / 3,851,736.71-5,315,393.34-2,132,857.17

Finding the Fourth Proportional to 3,851,736.71, 5,315,393.34 and 2,132,857.17

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Solution

The fourth proportional to 3,851,736.71, 5,315,393.34 and 2,132,857.17 is: 2,943,341.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,736.71 : 5,315,393.34 = 2,132,857.17 : x
  2. Step 2: Convert to fraction form
    3,851,736.71/5,315,393.34 = 2,132,857.17/x
  3. Step 3: Cross multiply
    3,851,736.71x = 5,315,393.34 × 2,132,857.17
  4. Step 4: Simplify right side
    3,851,736.71x = 11,336,974,796,589.25
  5. Step 5: Solve for x
    x = 11,336,974,796,589.25/3,851,736.71
  6. Step 6: Final answer
    x = 2,943,341.06

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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.