Home / 2,821,300.07-3,894,585.44-1,904,770.22

Finding the Fourth Proportional to 2,821,300.07, 3,894,585.44 and 1,904,770.22

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Solution

The fourth proportional to 2,821,300.07, 3,894,585.44 and 1,904,770.22 is: 2,629,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,300.07 : 3,894,585.44 = 1,904,770.22 : x
  2. Step 2: Convert to fraction form
    2,821,300.07/3,894,585.44 = 1,904,770.22/x
  3. Step 3: Cross multiply
    2,821,300.07x = 3,894,585.44 × 1,904,770.22
  4. Step 4: Simplify right side
    2,821,300.07x = 7,418,290,336,360.82
  5. Step 5: Solve for x
    x = 7,418,290,336,360.82/2,821,300.07
  6. Step 6: Final answer
    x = 2,629,387.22

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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.