Home / 3,380,786.91-5,071,235.95-951,998.57

Finding the Fourth Proportional to 3,380,786.91, 5,071,235.95 and 951,998.57

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Solution

The fourth proportional to 3,380,786.91, 5,071,235.95 and 951,998.57 is: 1,428,013.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,786.91 : 5,071,235.95 = 951,998.57 : x
  2. Step 2: Convert to fraction form
    3,380,786.91/5,071,235.95 = 951,998.57/x
  3. Step 3: Cross multiply
    3,380,786.91x = 5,071,235.95 × 951,998.57
  4. Step 4: Simplify right side
    3,380,786.91x = 4,827,809,367,383.55
  5. Step 5: Solve for x
    x = 4,827,809,367,383.55/3,380,786.91
  6. Step 6: Final answer
    x = 1,428,013.51

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1.5x scale

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.