Home / 4,001,171.04-5,521,615.61-2,165,629

Finding the Fourth Proportional to 4,001,171.04, 5,521,615.61 and 2,165,629

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Solution

The fourth proportional to 4,001,171.04, 5,521,615.61 and 2,165,629 is: 2,988,567.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,171.04 : 5,521,615.61 = 2,165,629 : x
  2. Step 2: Convert to fraction form
    4,001,171.04/5,521,615.61 = 2,165,629/x
  3. Step 3: Cross multiply
    4,001,171.04x = 5,521,615.61 × 2,165,629
  4. Step 4: Simplify right side
    4,001,171.04x = 11,957,770,891,868.69
  5. Step 5: Solve for x
    x = 11,957,770,891,868.69/4,001,171.04
  6. Step 6: Final answer
    x = 2,988,567.79

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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.