Home / 1,334,255.25-1,841,250.11-722,403.12

Finding the Fourth Proportional to 1,334,255.25, 1,841,250.11 and 722,403.12

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Solution

The fourth proportional to 1,334,255.25, 1,841,250.11 and 722,403.12 is: 996,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,255.25 : 1,841,250.11 = 722,403.12 : x
  2. Step 2: Convert to fraction form
    1,334,255.25/1,841,250.11 = 722,403.12/x
  3. Step 3: Cross multiply
    1,334,255.25x = 1,841,250.11 × 722,403.12
  4. Step 4: Simplify right side
    1,334,255.25x = 1,330,124,820,552.33
  5. Step 5: Solve for x
    x = 1,330,124,820,552.33/1,334,255.25
  6. Step 6: Final answer
    x = 996,904.32

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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.