Home / 3,783,812.97-5,221,777.29-2,152,456.77

Finding the Fourth Proportional to 3,783,812.97, 5,221,777.29 and 2,152,456.77

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Solution

The fourth proportional to 3,783,812.97, 5,221,777.29 and 2,152,456.77 is: 2,970,455.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,812.97 : 5,221,777.29 = 2,152,456.77 : x
  2. Step 2: Convert to fraction form
    3,783,812.97/5,221,777.29 = 2,152,456.77/x
  3. Step 3: Cross multiply
    3,783,812.97x = 5,221,777.29 × 2,152,456.77
  4. Step 4: Simplify right side
    3,783,812.97x = 11,239,649,879,292.75
  5. Step 5: Solve for x
    x = 11,239,649,879,292.75/3,783,812.97
  6. Step 6: Final answer
    x = 2,970,455.98

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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.