Home / 3,669,468.60-5,505,515.10-1,540,205.40

Finding the Fourth Proportional to 3,669,468.60, 5,505,515.10 and 1,540,205.40

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Solution

The fourth proportional to 3,669,468.60, 5,505,515.10 and 1,540,205.40 is: 2,310,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,468.60 : 5,505,515.10 = 1,540,205.40 : x
  2. Step 2: Convert to fraction form
    3,669,468.60/5,505,515.10 = 1,540,205.40/x
  3. Step 3: Cross multiply
    3,669,468.60x = 5,505,515.10 × 1,540,205.40
  4. Step 4: Simplify right side
    3,669,468.60x = 8,479,624,086,801.54
  5. Step 5: Solve for x
    x = 8,479,624,086,801.54/3,669,468.60
  6. Step 6: Final answer
    x = 2,310,858.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.