Home / 3,783,922.68-5,221,935.42-2,152,288.20

Finding the Fourth Proportional to 3,783,922.68, 5,221,935.42 and 2,152,288.20

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Solution

The fourth proportional to 3,783,922.68, 5,221,935.42 and 2,152,288.20 is: 2,970,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,922.68 : 5,221,935.42 = 2,152,288.20 : x
  2. Step 2: Convert to fraction form
    3,783,922.68/5,221,935.42 = 2,152,288.20/x
  3. Step 3: Cross multiply
    3,783,922.68x = 5,221,935.42 × 2,152,288.20
  4. Step 4: Simplify right side
    3,783,922.68x = 11,239,109,985,628.04
  5. Step 5: Solve for x
    x = 11,239,109,985,628.04/3,783,922.68
  6. Step 6: Final answer
    x = 2,970,227.18

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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.