Home / 3,918,044.14-5,406,604.47-2,198,832.50

Finding the Fourth Proportional to 3,918,044.14, 5,406,604.47 and 2,198,832.50

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Solution

The fourth proportional to 3,918,044.14, 5,406,604.47 and 2,198,832.50 is: 3,034,222.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,044.14 : 5,406,604.47 = 2,198,832.50 : x
  2. Step 2: Convert to fraction form
    3,918,044.14/5,406,604.47 = 2,198,832.50/x
  3. Step 3: Cross multiply
    3,918,044.14x = 5,406,604.47 × 2,198,832.50
  4. Step 4: Simplify right side
    3,918,044.14x = 11,888,217,636,797.79
  5. Step 5: Solve for x
    x = 11,888,217,636,797.79/3,918,044.14
  6. Step 6: Final answer
    x = 3,034,222.49

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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.