Home / 1,201,891.97-1,658,610.13-658,027.62

Finding the Fourth Proportional to 1,201,891.97, 1,658,610.13 and 658,027.62

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Solution

The fourth proportional to 1,201,891.97, 1,658,610.13 and 658,027.62 is: 908,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,891.97 : 1,658,610.13 = 658,027.62 : x
  2. Step 2: Convert to fraction form
    1,201,891.97/1,658,610.13 = 658,027.62/x
  3. Step 3: Cross multiply
    1,201,891.97x = 1,658,610.13 × 658,027.62
  4. Step 4: Simplify right side
    1,201,891.97x = 1,091,411,264,768.60
  5. Step 5: Solve for x
    x = 1,091,411,264,768.60/1,201,891.97
  6. Step 6: Final answer
    x = 908,077.68

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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.