Home / 3,721,448.52-5,135,306.58-2,111,816.52

Finding the Fourth Proportional to 3,721,448.52, 5,135,306.58 and 2,111,816.52

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Solution

The fourth proportional to 3,721,448.52, 5,135,306.58 and 2,111,816.52 is: 2,914,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,448.52 : 5,135,306.58 = 2,111,816.52 : x
  2. Step 2: Convert to fraction form
    3,721,448.52/5,135,306.58 = 2,111,816.52/x
  3. Step 3: Cross multiply
    3,721,448.52x = 5,135,306.58 × 2,111,816.52
  4. Step 4: Simplify right side
    3,721,448.52x = 10,844,825,270,908.70
  5. Step 5: Solve for x
    x = 10,844,825,270,908.70/3,721,448.52
  6. Step 6: Final answer
    x = 2,914,140.88

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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.