Home / 4,001,174.80-5,521,620.79-2,165,632.75

Finding the Fourth Proportional to 4,001,174.80, 5,521,620.79 and 2,165,632.75

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Solution

The fourth proportional to 4,001,174.80, 5,521,620.79 and 2,165,632.75 is: 2,988,572.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,174.80 : 5,521,620.79 = 2,165,632.75 : x
  2. Step 2: Convert to fraction form
    4,001,174.80/5,521,620.79 = 2,165,632.75/x
  3. Step 3: Cross multiply
    4,001,174.80x = 5,521,620.79 × 2,165,632.75
  4. Step 4: Simplify right side
    4,001,174.80x = 11,957,802,815,904.87
  5. Step 5: Solve for x
    x = 11,957,802,815,904.87/4,001,174.80
  6. Step 6: Final answer
    x = 2,988,572.96

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1.5x scale

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.