Home / 1,103,113.94-1,654,675.23-729,053.78

Finding the Fourth Proportional to 1,103,113.94, 1,654,675.23 and 729,053.78

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Solution

The fourth proportional to 1,103,113.94, 1,654,675.23 and 729,053.78 is: 1,093,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,113.94 : 1,654,675.23 = 729,053.78 : x
  2. Step 2: Convert to fraction form
    1,103,113.94/1,654,675.23 = 729,053.78/x
  3. Step 3: Cross multiply
    1,103,113.94x = 1,654,675.23 × 729,053.78
  4. Step 4: Simplify right side
    1,103,113.94x = 1,206,347,231,103.87
  5. Step 5: Solve for x
    x = 1,206,347,231,103.87/1,103,113.94
  6. Step 6: Final answer
    x = 1,093,583.53

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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.