Home / 1,665,917.48-2,498,876.19-403,745.10

Finding the Fourth Proportional to 1,665,917.48, 2,498,876.19 and 403,745.10

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Solution

The fourth proportional to 1,665,917.48, 2,498,876.19 and 403,745.10 is: 605,617.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,917.48 : 2,498,876.19 = 403,745.10 : x
  2. Step 2: Convert to fraction form
    1,665,917.48/2,498,876.19 = 403,745.10/x
  3. Step 3: Cross multiply
    1,665,917.48x = 2,498,876.19 × 403,745.10
  4. Step 4: Simplify right side
    1,665,917.48x = 1,008,909,017,219.17
  5. Step 5: Solve for x
    x = 1,008,909,017,219.17/1,665,917.48
  6. Step 6: Final answer
    x = 605,617.64

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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.