Home / 1,338,090.30-1,846,566.36-726,243.03

Finding the Fourth Proportional to 1,338,090.30, 1,846,566.36 and 726,243.03

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Solution

The fourth proportional to 1,338,090.30, 1,846,566.36 and 726,243.03 is: 1,002,216.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,090.30 : 1,846,566.36 = 726,243.03 : x
  2. Step 2: Convert to fraction form
    1,338,090.30/1,846,566.36 = 726,243.03/x
  3. Step 3: Cross multiply
    1,338,090.30x = 1,846,566.36 × 726,243.03
  4. Step 4: Simplify right side
    1,338,090.30x = 1,341,055,948,382.47
  5. Step 5: Solve for x
    x = 1,341,055,948,382.47/1,338,090.30
  6. Step 6: Final answer
    x = 1,002,216.33

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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.