Home / 4,087,905.40-6,131,858.10-3,867,455.80

Finding the Fourth Proportional to 4,087,905.40, 6,131,858.10 and 3,867,455.80

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Solution

The fourth proportional to 4,087,905.40, 6,131,858.10 and 3,867,455.80 is: 5,801,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,905.40 : 6,131,858.10 = 3,867,455.80 : x
  2. Step 2: Convert to fraction form
    4,087,905.40/6,131,858.10 = 3,867,455.80/x
  3. Step 3: Cross multiply
    4,087,905.40x = 6,131,858.10 × 3,867,455.80
  4. Step 4: Simplify right side
    4,087,905.40x = 23,714,690,173,621.98
  5. Step 5: Solve for x
    x = 23,714,690,173,621.98/4,087,905.40
  6. Step 6: Final answer
    x = 5,801,183.70

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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.