Home / 3,285,354.24-4,921,157.28-2,642,181.30

Finding the Fourth Proportional to 3,285,354.24, 4,921,157.28 and 2,642,181.30

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Solution

The fourth proportional to 3,285,354.24, 4,921,157.28 and 2,642,181.30 is: 3,957,743.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,354.24 : 4,921,157.28 = 2,642,181.30 : x
  2. Step 2: Convert to fraction form
    3,285,354.24/4,921,157.28 = 2,642,181.30/x
  3. Step 3: Cross multiply
    3,285,354.24x = 4,921,157.28 × 2,642,181.30
  4. Step 4: Simplify right side
    3,285,354.24x = 13,002,589,739,574.86
  5. Step 5: Solve for x
    x = 13,002,589,739,574.86/3,285,354.24
  6. Step 6: Final answer
    x = 3,957,743.61

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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.