Home / 1,338,105.40-1,845,745.49-793,855.88

Finding the Fourth Proportional to 1,338,105.40, 1,845,745.49 and 793,855.88

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Solution

The fourth proportional to 1,338,105.40, 1,845,745.49 and 793,855.88 is: 1,095,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,105.40 : 1,845,745.49 = 793,855.88 : x
  2. Step 2: Convert to fraction form
    1,338,105.40/1,845,745.49 = 793,855.88/x
  3. Step 3: Cross multiply
    1,338,105.40x = 1,845,745.49 × 793,855.88
  4. Step 4: Simplify right side
    1,338,105.40x = 1,465,255,910,219.98
  5. Step 5: Solve for x
    x = 1,465,255,910,219.98/1,338,105.40
  6. Step 6: Final answer
    x = 1,095,022.79

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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.