Home / 4,017,019.36-5,543,469.58-2,181,464.78

Finding the Fourth Proportional to 4,017,019.36, 5,543,469.58 and 2,181,464.78

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Solution

The fourth proportional to 4,017,019.36, 5,543,469.58 and 2,181,464.78 is: 3,010,412.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017,019.36 : 5,543,469.58 = 2,181,464.78 : x
  2. Step 2: Convert to fraction form
    4,017,019.36/5,543,469.58 = 2,181,464.78/x
  3. Step 3: Cross multiply
    4,017,019.36x = 5,543,469.58 × 2,181,464.78
  4. Step 4: Simplify right side
    4,017,019.36x = 12,092,883,647,771.39
  5. Step 5: Solve for x
    x = 12,092,883,647,771.39/4,017,019.36
  6. Step 6: Final answer
    x = 3,010,412.09

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Double scale
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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.