Home / 1,465,620.48-2,022,420.96-821,067.84

Finding the Fourth Proportional to 1,465,620.48, 2,022,420.96 and 821,067.84

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Solution

The fourth proportional to 1,465,620.48, 2,022,420.96 and 821,067.84 is: 1,132,997.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,620.48 : 2,022,420.96 = 821,067.84 : x
  2. Step 2: Convert to fraction form
    1,465,620.48/2,022,420.96 = 821,067.84/x
  3. Step 3: Cross multiply
    1,465,620.48x = 2,022,420.96 × 821,067.84
  4. Step 4: Simplify right side
    1,465,620.48x = 1,660,544,809,197.93
  5. Step 5: Solve for x
    x = 1,660,544,809,197.93/1,465,620.48
  6. Step 6: Final answer
    x = 1,132,997.82

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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.