Home / 1,202,789.87-1,802,265.64-881,452.48

Finding the Fourth Proportional to 1,202,789.87, 1,802,265.64 and 881,452.48

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Solution

The fourth proportional to 1,202,789.87, 1,802,265.64 and 881,452.48 is: 1,320,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,789.87 : 1,802,265.64 = 881,452.48 : x
  2. Step 2: Convert to fraction form
    1,202,789.87/1,802,265.64 = 881,452.48/x
  3. Step 3: Cross multiply
    1,202,789.87x = 1,802,265.64 × 881,452.48
  4. Step 4: Simplify right side
    1,202,789.87x = 1,588,611,517,996.79
  5. Step 5: Solve for x
    x = 1,588,611,517,996.79/1,202,789.87
  6. Step 6: Final answer
    x = 1,320,772.28

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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.