Home / 1,985,553.06-2,979,169.56-1,085,944.56

Finding the Fourth Proportional to 1,985,553.06, 2,979,169.56 and 1,085,944.56

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Solution

The fourth proportional to 1,985,553.06, 2,979,169.56 and 1,085,944.56 is: 1,629,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,553.06 : 2,979,169.56 = 1,085,944.56 : x
  2. Step 2: Convert to fraction form
    1,985,553.06/2,979,169.56 = 1,085,944.56/x
  3. Step 3: Cross multiply
    1,985,553.06x = 2,979,169.56 × 1,085,944.56
  4. Step 4: Simplify right side
    1,985,553.06x = 3,235,212,976,999.59
  5. Step 5: Solve for x
    x = 3,235,212,976,999.59/1,985,553.06
  6. Step 6: Final answer
    x = 1,629,376.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.