Home / 3,108,305.44-4,290,099.60-1,961,616.16

Finding the Fourth Proportional to 3,108,305.44, 4,290,099.60 and 1,961,616.16

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Solution

The fourth proportional to 3,108,305.44, 4,290,099.60 and 1,961,616.16 is: 2,707,432.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,305.44 : 4,290,099.60 = 1,961,616.16 : x
  2. Step 2: Convert to fraction form
    3,108,305.44/4,290,099.60 = 1,961,616.16/x
  3. Step 3: Cross multiply
    3,108,305.44x = 4,290,099.60 × 1,961,616.16
  4. Step 4: Simplify right side
    3,108,305.44x = 8,415,528,703,369.54
  5. Step 5: Solve for x
    x = 8,415,528,703,369.54/3,108,305.44
  6. Step 6: Final answer
    x = 2,707,432.99

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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.