Home / 1,665,960.53-2,498,940.86-403,788.15

Finding the Fourth Proportional to 1,665,960.53, 2,498,940.86 and 403,788.15

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Solution

The fourth proportional to 1,665,960.53, 2,498,940.86 and 403,788.15 is: 605,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,960.53 : 2,498,940.86 = 403,788.15 : x
  2. Step 2: Convert to fraction form
    1,665,960.53/2,498,940.86 = 403,788.15/x
  3. Step 3: Cross multiply
    1,665,960.53x = 2,498,940.86 × 403,788.15
  4. Step 4: Simplify right side
    1,665,960.53x = 1,009,042,704,799.87
  5. Step 5: Solve for x
    x = 1,009,042,704,799.87/1,665,960.53
  6. Step 6: Final answer
    x = 605,682.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.