Home / 1,198,971.43-1,654,577.97-655,111.09

Finding the Fourth Proportional to 1,198,971.43, 1,654,577.97 and 655,111.09

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Solution

The fourth proportional to 1,198,971.43, 1,654,577.97 and 655,111.09 is: 904,051.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,971.43 : 1,654,577.97 = 655,111.09 : x
  2. Step 2: Convert to fraction form
    1,198,971.43/1,654,577.97 = 655,111.09/x
  3. Step 3: Cross multiply
    1,198,971.43x = 1,654,577.97 × 655,111.09
  4. Step 4: Simplify right side
    1,198,971.43x = 1,083,932,377,416.69
  5. Step 5: Solve for x
    x = 1,083,932,377,416.69/1,198,971.43
  6. Step 6: Final answer
    x = 904,051.88

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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.