Home / 3,923,896.80-5,480,858.40-3,923,896.80

Finding the Fourth Proportional to 3,923,896.80, 5,480,858.40 and 3,923,896.80

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Solution

The fourth proportional to 3,923,896.80, 5,480,858.40 and 3,923,896.80 is: 5,480,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923,896.80 : 5,480,858.40 = 3,923,896.80 : x
  2. Step 2: Convert to fraction form
    3,923,896.80/5,480,858.40 = 3,923,896.80/x
  3. Step 3: Cross multiply
    3,923,896.80x = 5,480,858.40 × 3,923,896.80
  4. Step 4: Simplify right side
    3,923,896.80x = 21,506,322,737,013.12
  5. Step 5: Solve for x
    x = 21,506,322,737,013.12/3,923,896.80
  6. Step 6: Final answer
    x = 5,480,858.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.