Home / 1,334,101.12-1,841,046.37-722,237.72

Finding the Fourth Proportional to 1,334,101.12, 1,841,046.37 and 722,237.72

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Solution

The fourth proportional to 1,334,101.12, 1,841,046.37 and 722,237.72 is: 996,680.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,101.12 : 1,841,046.37 = 722,237.72 : x
  2. Step 2: Convert to fraction form
    1,334,101.12/1,841,046.37 = 722,237.72/x
  3. Step 3: Cross multiply
    1,334,101.12x = 1,841,046.37 × 722,237.72
  4. Step 4: Simplify right side
    1,334,101.12x = 1,329,673,121,672.25
  5. Step 5: Solve for x
    x = 1,329,673,121,672.25/1,334,101.12
  6. Step 6: Final answer
    x = 996,680.91

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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.