Home / 3,192,921.81-4,786,839.65-1,843,553.79

Finding the Fourth Proportional to 3,192,921.81, 4,786,839.65 and 1,843,553.79

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Solution

The fourth proportional to 3,192,921.81, 4,786,839.65 and 1,843,553.79 is: 2,763,862.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,921.81 : 4,786,839.65 = 1,843,553.79 : x
  2. Step 2: Convert to fraction form
    3,192,921.81/4,786,839.65 = 1,843,553.79/x
  3. Step 3: Cross multiply
    3,192,921.81x = 4,786,839.65 × 1,843,553.79
  4. Step 4: Simplify right side
    3,192,921.81x = 8,824,796,369,662.00
  5. Step 5: Solve for x
    x = 8,824,796,369,662.00/3,192,921.81
  6. Step 6: Final answer
    x = 2,763,862.35

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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.