Home / 4,919,694.86-6,789,189.20-2,744,181.87

Finding the Fourth Proportional to 4,919,694.86, 6,789,189.20 and 2,744,181.87

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Solution

The fourth proportional to 4,919,694.86, 6,789,189.20 and 2,744,181.87 is: 3,786,976.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,694.86 : 6,789,189.20 = 2,744,181.87 : x
  2. Step 2: Convert to fraction form
    4,919,694.86/6,789,189.20 = 2,744,181.87/x
  3. Step 3: Cross multiply
    4,919,694.86x = 6,789,189.20 × 2,744,181.87
  4. Step 4: Simplify right side
    4,919,694.86x = 18,630,769,900,918.89
  5. Step 5: Solve for x
    x = 18,630,769,900,918.89/4,919,694.86
  6. Step 6: Final answer
    x = 3,786,976.72

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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.