Home / 2,015,233.23-2,781,009.68-1,109,808.75

Finding the Fourth Proportional to 2,015,233.23, 2,781,009.68 and 1,109,808.75

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Solution

The fourth proportional to 2,015,233.23, 2,781,009.68 and 1,109,808.75 is: 1,531,529.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,233.23 : 2,781,009.68 = 1,109,808.75 : x
  2. Step 2: Convert to fraction form
    2,015,233.23/2,781,009.68 = 1,109,808.75/x
  3. Step 3: Cross multiply
    2,015,233.23x = 2,781,009.68 × 1,109,808.75
  4. Step 4: Simplify right side
    2,015,233.23x = 3,086,388,871,149.66
  5. Step 5: Solve for x
    x = 3,086,388,871,149.66/2,015,233.23
  6. Step 6: Final answer
    x = 1,531,529.37

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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.