Home / 3,252,712.86-4,879,308.96-856,540.89

Finding the Fourth Proportional to 3,252,712.86, 4,879,308.96 and 856,540.89

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Solution

The fourth proportional to 3,252,712.86, 4,879,308.96 and 856,540.89 is: 1,284,874.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,712.86 : 4,879,308.96 = 856,540.89 : x
  2. Step 2: Convert to fraction form
    3,252,712.86/4,879,308.96 = 856,540.89/x
  3. Step 3: Cross multiply
    3,252,712.86x = 4,879,308.96 × 856,540.89
  4. Step 4: Simplify right side
    3,252,712.86x = 4,179,327,639,183.37
  5. Step 5: Solve for x
    x = 4,179,327,639,183.37/3,252,712.86
  6. Step 6: Final answer
    x = 1,284,874.45

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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.