Home / 2,163,390.15-3,245,616.60-743,466.63

Finding the Fourth Proportional to 2,163,390.15, 3,245,616.60 and 743,466.63

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Solution

The fourth proportional to 2,163,390.15, 3,245,616.60 and 743,466.63 is: 1,115,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,390.15 : 3,245,616.60 = 743,466.63 : x
  2. Step 2: Convert to fraction form
    2,163,390.15/3,245,616.60 = 743,466.63/x
  3. Step 3: Cross multiply
    2,163,390.15x = 3,245,616.60 × 743,466.63
  4. Step 4: Simplify right side
    2,163,390.15x = 2,413,007,635,874.06
  5. Step 5: Solve for x
    x = 2,413,007,635,874.06/2,163,390.15
  6. Step 6: Final answer
    x = 1,115,382.56

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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.