Home / 1,579,709.05-2,179,991.91-854,554.97

Finding the Fourth Proportional to 1,579,709.05, 2,179,991.91 and 854,554.97

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Solution

The fourth proportional to 1,579,709.05, 2,179,991.91 and 854,554.97 is: 1,179,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,709.05 : 2,179,991.91 = 854,554.97 : x
  2. Step 2: Convert to fraction form
    1,579,709.05/2,179,991.91 = 854,554.97/x
  3. Step 3: Cross multiply
    1,579,709.05x = 2,179,991.91 × 854,554.97
  4. Step 4: Simplify right side
    1,579,709.05x = 1,862,922,929,904.85
  5. Step 5: Solve for x
    x = 1,862,922,929,904.85/1,579,709.05
  6. Step 6: Final answer
    x = 1,179,282.31

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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.