Home / 1,104,073.20-1,654,943.40-629,737.20

Finding the Fourth Proportional to 1,104,073.20, 1,654,943.40 and 629,737.20

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Solution

The fourth proportional to 1,104,073.20, 1,654,943.40 and 629,737.20 is: 943,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,073.20 : 1,654,943.40 = 629,737.20 : x
  2. Step 2: Convert to fraction form
    1,104,073.20/1,654,943.40 = 629,737.20/x
  3. Step 3: Cross multiply
    1,104,073.20x = 1,654,943.40 × 629,737.20
  4. Step 4: Simplify right side
    1,104,073.20x = 1,042,179,422,874.48
  5. Step 5: Solve for x
    x = 1,042,179,422,874.48/1,104,073.20
  6. Step 6: Final answer
    x = 943,940.51

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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.