Home / 3,189,505.44-4,783,442.96-945,118.56

Finding the Fourth Proportional to 3,189,505.44, 4,783,442.96 and 945,118.56

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Solution

The fourth proportional to 3,189,505.44, 4,783,442.96 and 945,118.56 is: 1,417,436.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,505.44 : 4,783,442.96 = 945,118.56 : x
  2. Step 2: Convert to fraction form
    3,189,505.44/4,783,442.96 = 945,118.56/x
  3. Step 3: Cross multiply
    3,189,505.44x = 4,783,442.96 × 945,118.56
  4. Step 4: Simplify right side
    3,189,505.44x = 4,520,920,722,197.34
  5. Step 5: Solve for x
    x = 4,520,920,722,197.34/3,189,505.44
  6. Step 6: Final answer
    x = 1,417,436.28

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Double scale
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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.