Home / 1,721,247.33-2,579,509-1,089,029.37

Finding the Fourth Proportional to 1,721,247.33, 2,579,509 and 1,089,029.37

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Solution

The fourth proportional to 1,721,247.33, 2,579,509 and 1,089,029.37 is: 1,632,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,247.33 : 2,579,509 = 1,089,029.37 : x
  2. Step 2: Convert to fraction form
    1,721,247.33/2,579,509 = 1,089,029.37/x
  3. Step 3: Cross multiply
    1,721,247.33x = 2,579,509 × 1,089,029.37
  4. Step 4: Simplify right side
    1,721,247.33x = 2,809,161,061,179.33
  5. Step 5: Solve for x
    x = 2,809,161,061,179.33/1,721,247.33
  6. Step 6: Final answer
    x = 1,632,049.63

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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.