Home / 1,202,844.89-1,659,925.86-658,999.95

Finding the Fourth Proportional to 1,202,844.89, 1,659,925.86 and 658,999.95

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Solution

The fourth proportional to 1,202,844.89, 1,659,925.86 and 658,999.95 is: 909,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,844.89 : 1,659,925.86 = 658,999.95 : x
  2. Step 2: Convert to fraction form
    1,202,844.89/1,659,925.86 = 658,999.95/x
  3. Step 3: Cross multiply
    1,202,844.89x = 1,659,925.86 × 658,999.95
  4. Step 4: Simplify right side
    1,202,844.89x = 1,093,891,063,091.69
  5. Step 5: Solve for x
    x = 1,093,891,063,091.69/1,202,844.89
  6. Step 6: Final answer
    x = 909,419.89

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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.