Home / 1,485,192.03-2,228,267.85-686,997.19

Finding the Fourth Proportional to 1,485,192.03, 2,228,267.85 and 686,997.19

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Solution

The fourth proportional to 1,485,192.03, 2,228,267.85 and 686,997.19 is: 1,030,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,192.03 : 2,228,267.85 = 686,997.19 : x
  2. Step 2: Convert to fraction form
    1,485,192.03/2,228,267.85 = 686,997.19/x
  3. Step 3: Cross multiply
    1,485,192.03x = 2,228,267.85 × 686,997.19
  4. Step 4: Simplify right side
    1,485,192.03x = 1,530,813,751,517.34
  5. Step 5: Solve for x
    x = 1,530,813,751,517.34/1,485,192.03
  6. Step 6: Final answer
    x = 1,030,717.73

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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.