Home / 1,579,481.28-2,179,675.98-854,328.24

Finding the Fourth Proportional to 1,579,481.28, 2,179,675.98 and 854,328.24

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Solution

The fourth proportional to 1,579,481.28, 2,179,675.98 and 854,328.24 is: 1,178,968.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,481.28 : 2,179,675.98 = 854,328.24 : x
  2. Step 2: Convert to fraction form
    1,579,481.28/2,179,675.98 = 854,328.24/x
  3. Step 3: Cross multiply
    1,579,481.28x = 2,179,675.98 × 854,328.24
  4. Step 4: Simplify right side
    1,579,481.28x = 1,862,158,743,763.68
  5. Step 5: Solve for x
    x = 1,862,158,743,763.68/1,579,481.28
  6. Step 6: Final answer
    x = 1,178,968.54

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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.