Home / 4,206,042.68-6,310,193.72-1,327,520.79

Finding the Fourth Proportional to 4,206,042.68, 6,310,193.72 and 1,327,520.79

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Solution

The fourth proportional to 4,206,042.68, 6,310,193.72 and 1,327,520.79 is: 1,991,637.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206,042.68 : 6,310,193.72 = 1,327,520.79 : x
  2. Step 2: Convert to fraction form
    4,206,042.68/6,310,193.72 = 1,327,520.79/x
  3. Step 3: Cross multiply
    4,206,042.68x = 6,310,193.72 × 1,327,520.79
  4. Step 4: Simplify right side
    4,206,042.68x = 8,376,913,345,589.84
  5. Step 5: Solve for x
    x = 8,376,913,345,589.84/4,206,042.68
  6. Step 6: Final answer
    x = 1,991,637.74

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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.