Home / 3,455,477.76-4,768,344.88-1,906,751.66

Finding the Fourth Proportional to 3,455,477.76, 4,768,344.88 and 1,906,751.66

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Solution

The fourth proportional to 3,455,477.76, 4,768,344.88 and 1,906,751.66 is: 2,631,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,477.76 : 4,768,344.88 = 1,906,751.66 : x
  2. Step 2: Convert to fraction form
    3,455,477.76/4,768,344.88 = 1,906,751.66/x
  3. Step 3: Cross multiply
    3,455,477.76x = 4,768,344.88 × 1,906,751.66
  4. Step 4: Simplify right side
    3,455,477.76x = 9,092,049,524,331.32
  5. Step 5: Solve for x
    x = 9,092,049,524,331.32/3,455,477.76
  6. Step 6: Final answer
    x = 2,631,198.97

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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.