Home / 3,228,872.87-4,455,844.55-1,778,563.82

Finding the Fourth Proportional to 3,228,872.87, 4,455,844.55 and 1,778,563.82

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Solution

The fourth proportional to 3,228,872.87, 4,455,844.55 and 1,778,563.82 is: 2,454,418.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,872.87 : 4,455,844.55 = 1,778,563.82 : x
  2. Step 2: Convert to fraction form
    3,228,872.87/4,455,844.55 = 1,778,563.82/x
  3. Step 3: Cross multiply
    3,228,872.87x = 4,455,844.55 × 1,778,563.82
  4. Step 4: Simplify right side
    3,228,872.87x = 7,925,003,873,002.14
  5. Step 5: Solve for x
    x = 7,925,003,873,002.14/3,228,872.87
  6. Step 6: Final answer
    x = 2,454,418.06

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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.