Home / 1,999,736.32-2,759,616.46-1,081,945.32

Finding the Fourth Proportional to 1,999,736.32, 2,759,616.46 and 1,081,945.32

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Solution

The fourth proportional to 1,999,736.32, 2,759,616.46 and 1,081,945.32 is: 1,493,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,736.32 : 2,759,616.46 = 1,081,945.32 : x
  2. Step 2: Convert to fraction form
    1,999,736.32/2,759,616.46 = 1,081,945.32/x
  3. Step 3: Cross multiply
    1,999,736.32x = 2,759,616.46 × 1,081,945.32
  4. Step 4: Simplify right side
    1,999,736.32x = 2,985,754,113,891.97
  5. Step 5: Solve for x
    x = 2,985,754,113,891.97/1,999,736.32
  6. Step 6: Final answer
    x = 1,493,073.90

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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.