Home / 3,828,654.53-5,283,578.68-2,109,836.55

Finding the Fourth Proportional to 3,828,654.53, 5,283,578.68 and 2,109,836.55

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Solution

The fourth proportional to 3,828,654.53, 5,283,578.68 and 2,109,836.55 is: 2,911,593.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,654.53 : 5,283,578.68 = 2,109,836.55 : x
  2. Step 2: Convert to fraction form
    3,828,654.53/5,283,578.68 = 2,109,836.55/x
  3. Step 3: Cross multiply
    3,828,654.53x = 5,283,578.68 × 2,109,836.55
  4. Step 4: Simplify right side
    3,828,654.53x = 11,147,487,413,864.75
  5. Step 5: Solve for x
    x = 11,147,487,413,864.75/3,828,654.53
  6. Step 6: Final answer
    x = 2,911,593.96

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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.