Home / 1,334,229.60-1,841,214.72-722,377.47

Finding the Fourth Proportional to 1,334,229.60, 1,841,214.72 and 722,377.47

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Solution

The fourth proportional to 1,334,229.60, 1,841,214.72 and 722,377.47 is: 996,868.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,229.60 : 1,841,214.72 = 722,377.47 : x
  2. Step 2: Convert to fraction form
    1,334,229.60/1,841,214.72 = 722,377.47/x
  3. Step 3: Cross multiply
    1,334,229.60x = 1,841,214.72 × 722,377.47
  4. Step 4: Simplify right side
    1,334,229.60x = 1,330,052,031,160.36
  5. Step 5: Solve for x
    x = 1,330,052,031,160.36/1,334,229.60
  6. Step 6: Final answer
    x = 996,868.93

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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.