Home / 1,686,108.06-2,327,104.62-1,253,399.58

Finding the Fourth Proportional to 1,686,108.06, 2,327,104.62 and 1,253,399.58

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Solution

The fourth proportional to 1,686,108.06, 2,327,104.62 and 1,253,399.58 is: 1,729,896.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,108.06 : 2,327,104.62 = 1,253,399.58 : x
  2. Step 2: Convert to fraction form
    1,686,108.06/2,327,104.62 = 1,253,399.58/x
  3. Step 3: Cross multiply
    1,686,108.06x = 2,327,104.62 × 1,253,399.58
  4. Step 4: Simplify right side
    1,686,108.06x = 2,916,791,953,324.06
  5. Step 5: Solve for x
    x = 2,916,791,953,324.06/1,686,108.06
  6. Step 6: Final answer
    x = 1,729,896.22

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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.