Home / 2,253,590.33-3,109,957.39-1,221,097.30

Finding the Fourth Proportional to 2,253,590.33, 3,109,957.39 and 1,221,097.30

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Solution

The fourth proportional to 2,253,590.33, 3,109,957.39 and 1,221,097.30 is: 1,685,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253,590.33 : 3,109,957.39 = 1,221,097.30 : x
  2. Step 2: Convert to fraction form
    2,253,590.33/3,109,957.39 = 1,221,097.30/x
  3. Step 3: Cross multiply
    2,253,590.33x = 3,109,957.39 × 1,221,097.30
  4. Step 4: Simplify right side
    2,253,590.33x = 3,797,560,572,044.05
  5. Step 5: Solve for x
    x = 3,797,560,572,044.05/2,253,590.33
  6. Step 6: Final answer
    x = 1,685,115.76

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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.