Home / 3,631,879.52-5,012,122.25-2,255,976.77

Finding the Fourth Proportional to 3,631,879.52, 5,012,122.25 and 2,255,976.77

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Solution

The fourth proportional to 3,631,879.52, 5,012,122.25 and 2,255,976.77 is: 3,113,327.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,879.52 : 5,012,122.25 = 2,255,976.77 : x
  2. Step 2: Convert to fraction form
    3,631,879.52/5,012,122.25 = 2,255,976.77/x
  3. Step 3: Cross multiply
    3,631,879.52x = 5,012,122.25 × 2,255,976.77
  4. Step 4: Simplify right side
    3,631,879.52x = 11,307,231,344,979.46
  5. Step 5: Solve for x
    x = 11,307,231,344,979.46/3,631,879.52
  6. Step 6: Final answer
    x = 3,113,327.77

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Double scale
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1.5x scale

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.