Home / 2,305,535.29-3,181,908.56-1,917,666.39

Finding the Fourth Proportional to 2,305,535.29, 3,181,908.56 and 1,917,666.39

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Solution

The fourth proportional to 2,305,535.29, 3,181,908.56 and 1,917,666.39 is: 2,646,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,535.29 : 3,181,908.56 = 1,917,666.39 : x
  2. Step 2: Convert to fraction form
    2,305,535.29/3,181,908.56 = 1,917,666.39/x
  3. Step 3: Cross multiply
    2,305,535.29x = 3,181,908.56 × 1,917,666.39
  4. Step 4: Simplify right side
    2,305,535.29x = 6,101,839,111,999.38
  5. Step 5: Solve for x
    x = 6,101,839,111,999.38/2,305,535.29
  6. Step 6: Final answer
    x = 2,646,604.09

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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.