Home / 3,520,229.75-4,857,084.43-1,992,336.83

Finding the Fourth Proportional to 3,520,229.75, 4,857,084.43 and 1,992,336.83

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Solution

The fourth proportional to 3,520,229.75, 4,857,084.43 and 1,992,336.83 is: 2,748,953.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,229.75 : 4,857,084.43 = 1,992,336.83 : x
  2. Step 2: Convert to fraction form
    3,520,229.75/4,857,084.43 = 1,992,336.83/x
  3. Step 3: Cross multiply
    3,520,229.75x = 4,857,084.43 × 1,992,336.83
  4. Step 4: Simplify right side
    3,520,229.75x = 9,676,948,167,042.29
  5. Step 5: Solve for x
    x = 9,676,948,167,042.29/3,520,229.75
  6. Step 6: Final answer
    x = 2,748,953.58

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1.5x scale

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.