Home / 3,237,235.80-4,855,853.70-2,638,872.60

Finding the Fourth Proportional to 3,237,235.80, 4,855,853.70 and 2,638,872.60

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Solution

The fourth proportional to 3,237,235.80, 4,855,853.70 and 2,638,872.60 is: 3,958,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,235.80 : 4,855,853.70 = 2,638,872.60 : x
  2. Step 2: Convert to fraction form
    3,237,235.80/4,855,853.70 = 2,638,872.60/x
  3. Step 3: Cross multiply
    3,237,235.80x = 4,855,853.70 × 2,638,872.60
  4. Step 4: Simplify right side
    3,237,235.80x = 12,813,979,278,538.62
  5. Step 5: Solve for x
    x = 12,813,979,278,538.62/3,237,235.80
  6. Step 6: Final answer
    x = 3,958,308.90

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1.5x scale

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.