Home / 2,842,850.72-3,922,755-1,825,633.28

Finding the Fourth Proportional to 2,842,850.72, 3,922,755 and 1,825,633.28

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Solution

The fourth proportional to 2,842,850.72, 3,922,755 and 1,825,633.28 is: 2,519,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,850.72 : 3,922,755 = 1,825,633.28 : x
  2. Step 2: Convert to fraction form
    2,842,850.72/3,922,755 = 1,825,633.28/x
  3. Step 3: Cross multiply
    2,842,850.72x = 3,922,755 × 1,825,633.28
  4. Step 4: Simplify right side
    2,842,850.72x = 7,161,512,077,286.40
  5. Step 5: Solve for x
    x = 7,161,512,077,286.40/2,842,850.72
  6. Step 6: Final answer
    x = 2,519,130.54

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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.