Home / 3,058,629.92-4,220,840.58-1,663,161.44

Finding the Fourth Proportional to 3,058,629.92, 4,220,840.58 and 1,663,161.44

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Solution

The fourth proportional to 3,058,629.92, 4,220,840.58 and 1,663,161.44 is: 2,295,125.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,629.92 : 4,220,840.58 = 1,663,161.44 : x
  2. Step 2: Convert to fraction form
    3,058,629.92/4,220,840.58 = 1,663,161.44/x
  3. Step 3: Cross multiply
    3,058,629.92x = 4,220,840.58 × 1,663,161.44
  4. Step 4: Simplify right side
    3,058,629.92x = 7,019,939,297,043.24
  5. Step 5: Solve for x
    x = 7,019,939,297,043.24/3,058,629.92
  6. Step 6: Final answer
    x = 2,295,125.43

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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.