Home / 3,165,818.50-4,367,176.86-1,942,396.93

Finding the Fourth Proportional to 3,165,818.50, 4,367,176.86 and 1,942,396.93

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Solution

The fourth proportional to 3,165,818.50, 4,367,176.86 and 1,942,396.93 is: 2,679,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,818.50 : 4,367,176.86 = 1,942,396.93 : x
  2. Step 2: Convert to fraction form
    3,165,818.50/4,367,176.86 = 1,942,396.93/x
  3. Step 3: Cross multiply
    3,165,818.50x = 4,367,176.86 × 1,942,396.93
  4. Step 4: Simplify right side
    3,165,818.50x = 8,482,790,925,631.04
  5. Step 5: Solve for x
    x = 8,482,790,925,631.04/3,165,818.50
  6. Step 6: Final answer
    x = 2,679,493.76

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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.