Home / 3,852,763.80-5,320,387.98-2,884,212.54

Finding the Fourth Proportional to 3,852,763.80, 5,320,387.98 and 2,884,212.54

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Solution

The fourth proportional to 3,852,763.80, 5,320,387.98 and 2,884,212.54 is: 3,982,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,763.80 : 5,320,387.98 = 2,884,212.54 : x
  2. Step 2: Convert to fraction form
    3,852,763.80/5,320,387.98 = 2,884,212.54/x
  3. Step 3: Cross multiply
    3,852,763.80x = 5,320,387.98 × 2,884,212.54
  4. Step 4: Simplify right side
    3,852,763.80x = 15,345,129,729,581.27
  5. Step 5: Solve for x
    x = 15,345,129,729,581.27/3,852,763.80
  6. Step 6: Final answer
    x = 3,982,888.78

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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.