Home / 3,968,289.42-5,477,404.85-2,591,843.56

Finding the Fourth Proportional to 3,968,289.42, 5,477,404.85 and 2,591,843.56

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Solution

The fourth proportional to 3,968,289.42, 5,477,404.85 and 2,591,843.56 is: 3,577,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968,289.42 : 5,477,404.85 = 2,591,843.56 : x
  2. Step 2: Convert to fraction form
    3,968,289.42/5,477,404.85 = 2,591,843.56/x
  3. Step 3: Cross multiply
    3,968,289.42x = 5,477,404.85 × 2,591,843.56
  4. Step 4: Simplify right side
    3,968,289.42x = 14,196,576,485,985.27
  5. Step 5: Solve for x
    x = 14,196,576,485,985.27/3,968,289.42
  6. Step 6: Final answer
    x = 3,577,505.31

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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.