Home / 1,665,966.54-2,498,949.84-403,794.18

Finding the Fourth Proportional to 1,665,966.54, 2,498,949.84 and 403,794.18

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Solution

The fourth proportional to 1,665,966.54, 2,498,949.84 and 403,794.18 is: 605,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,966.54 : 2,498,949.84 = 403,794.18 : x
  2. Step 2: Convert to fraction form
    1,665,966.54/2,498,949.84 = 403,794.18/x
  3. Step 3: Cross multiply
    1,665,966.54x = 2,498,949.84 × 403,794.18
  4. Step 4: Simplify right side
    1,665,966.54x = 1,009,061,401,503.93
  5. Step 5: Solve for x
    x = 1,009,061,401,503.93/1,665,966.54
  6. Step 6: Final answer
    x = 605,691.28

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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.