Home / 3,058,628.92-4,220,839.20-1,663,160.44

Finding the Fourth Proportional to 3,058,628.92, 4,220,839.20 and 1,663,160.44

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Solution

The fourth proportional to 3,058,628.92, 4,220,839.20 and 1,663,160.44 is: 2,295,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,628.92 : 4,220,839.20 = 1,663,160.44 : x
  2. Step 2: Convert to fraction form
    3,058,628.92/4,220,839.20 = 1,663,160.44/x
  3. Step 3: Cross multiply
    3,058,628.92x = 4,220,839.20 × 1,663,160.44
  4. Step 4: Simplify right side
    3,058,628.92x = 7,019,932,781,041.25
  5. Step 5: Solve for x
    x = 7,019,932,781,041.25/3,058,628.92
  6. Step 6: Final answer
    x = 2,295,124.05

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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.