Home / 2,821,376.23-3,894,690.68-1,904,846.93

Finding the Fourth Proportional to 2,821,376.23, 3,894,690.68 and 1,904,846.93

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Solution

The fourth proportional to 2,821,376.23, 3,894,690.68 and 1,904,846.93 is: 2,629,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,376.23 : 3,894,690.68 = 1,904,846.93 : x
  2. Step 2: Convert to fraction form
    2,821,376.23/3,894,690.68 = 1,904,846.93/x
  3. Step 3: Cross multiply
    2,821,376.23x = 3,894,690.68 × 1,904,846.93
  4. Step 4: Simplify right side
    2,821,376.23x = 7,418,789,585,097.61
  5. Step 5: Solve for x
    x = 7,418,789,585,097.61/2,821,376.23
  6. Step 6: Final answer
    x = 2,629,493.19

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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.