Home / 4,903,991.38-6,768,445.03-3,247,216.28

Finding the Fourth Proportional to 4,903,991.38, 6,768,445.03 and 3,247,216.28

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Solution

The fourth proportional to 4,903,991.38, 6,768,445.03 and 3,247,216.28 is: 4,481,778.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903,991.38 : 6,768,445.03 = 3,247,216.28 : x
  2. Step 2: Convert to fraction form
    4,903,991.38/6,768,445.03 = 3,247,216.28/x
  3. Step 3: Cross multiply
    4,903,991.38x = 6,768,445.03 × 3,247,216.28
  4. Step 4: Simplify right side
    4,903,991.38x = 21,978,604,893,388.08
  5. Step 5: Solve for x
    x = 21,978,604,893,388.08/4,903,991.38
  6. Step 6: Final answer
    x = 4,481,778.86

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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.