Home / 3,965,727.25-5,472,736.41-2,154,891.25

Finding the Fourth Proportional to 3,965,727.25, 5,472,736.41 and 2,154,891.25

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Solution

The fourth proportional to 3,965,727.25, 5,472,736.41 and 2,154,891.25 is: 2,973,767.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,727.25 : 5,472,736.41 = 2,154,891.25 : x
  2. Step 2: Convert to fraction form
    3,965,727.25/5,472,736.41 = 2,154,891.25/x
  3. Step 3: Cross multiply
    3,965,727.25x = 5,472,736.41 × 2,154,891.25
  4. Step 4: Simplify right side
    3,965,727.25x = 11,793,151,803,465.41
  5. Step 5: Solve for x
    x = 11,793,151,803,465.41/3,965,727.25
  6. Step 6: Final answer
    x = 2,973,767.75

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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.