Home / 1,665,949.13-2,498,923.70-403,776.75

Finding the Fourth Proportional to 1,665,949.13, 2,498,923.70 and 403,776.75

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Solution

The fourth proportional to 1,665,949.13, 2,498,923.70 and 403,776.75 is: 605,665.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,949.13 : 2,498,923.70 = 403,776.75 : x
  2. Step 2: Convert to fraction form
    1,665,949.13/2,498,923.70 = 403,776.75/x
  3. Step 3: Cross multiply
    1,665,949.13x = 2,498,923.70 × 403,776.75
  4. Step 4: Simplify right side
    1,665,949.13x = 1,009,007,290,083.98
  5. Step 5: Solve for x
    x = 1,009,007,290,083.98/1,665,949.13
  6. Step 6: Final answer
    x = 605,665.13

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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.