Home / 2,490,168.58-3,438,019.31-2,032,375.15

Finding the Fourth Proportional to 2,490,168.58, 3,438,019.31 and 2,032,375.15

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Solution

The fourth proportional to 2,490,168.58, 3,438,019.31 and 2,032,375.15 is: 2,805,972.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,168.58 : 3,438,019.31 = 2,032,375.15 : x
  2. Step 2: Convert to fraction form
    2,490,168.58/3,438,019.31 = 2,032,375.15/x
  3. Step 3: Cross multiply
    2,490,168.58x = 3,438,019.31 × 2,032,375.15
  4. Step 4: Simplify right side
    2,490,168.58x = 6,987,345,010,864.15
  5. Step 5: Solve for x
    x = 6,987,345,010,864.15/2,490,168.58
  6. Step 6: Final answer
    x = 2,805,972.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.