Home / 3,555,395.80-4,906,409.39-1,923,767.17

Finding the Fourth Proportional to 3,555,395.80, 4,906,409.39 and 1,923,767.17

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Solution

The fourth proportional to 3,555,395.80, 4,906,409.39 and 1,923,767.17 is: 2,654,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,395.80 : 4,906,409.39 = 1,923,767.17 : x
  2. Step 2: Convert to fraction form
    3,555,395.80/4,906,409.39 = 1,923,767.17/x
  3. Step 3: Cross multiply
    3,555,395.80x = 4,906,409.39 × 1,923,767.17
  4. Step 4: Simplify right side
    3,555,395.80x = 9,438,789,307,061.73
  5. Step 5: Solve for x
    x = 9,438,789,307,061.73/3,555,395.80
  6. Step 6: Final answer
    x = 2,654,778.78

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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.