Home / 3,976,926.80-5,488,296.36-2,257,990.16

Finding the Fourth Proportional to 3,976,926.80, 5,488,296.36 and 2,257,990.16

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Solution

The fourth proportional to 3,976,926.80, 5,488,296.36 and 2,257,990.16 is: 3,116,104.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,926.80 : 5,488,296.36 = 2,257,990.16 : x
  2. Step 2: Convert to fraction form
    3,976,926.80/5,488,296.36 = 2,257,990.16/x
  3. Step 3: Cross multiply
    3,976,926.80x = 5,488,296.36 × 2,257,990.16
  4. Step 4: Simplify right side
    3,976,926.80x = 12,392,519,176,043.82
  5. Step 5: Solve for x
    x = 12,392,519,176,043.82/3,976,926.80
  6. Step 6: Final answer
    x = 3,116,104.42

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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.