Home / 1,498,057.03-2,067,318.34-818,993.53

Finding the Fourth Proportional to 1,498,057.03, 2,067,318.34 and 818,993.53

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Solution

The fourth proportional to 1,498,057.03, 2,067,318.34 and 818,993.53 is: 1,130,210.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,057.03 : 2,067,318.34 = 818,993.53 : x
  2. Step 2: Convert to fraction form
    1,498,057.03/2,067,318.34 = 818,993.53/x
  3. Step 3: Cross multiply
    1,498,057.03x = 2,067,318.34 × 818,993.53
  4. Step 4: Simplify right side
    1,498,057.03x = 1,693,120,344,910.34
  5. Step 5: Solve for x
    x = 1,693,120,344,910.34/1,498,057.03
  6. Step 6: Final answer
    x = 1,130,210.87

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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.