Home / 3,185,387.56-4,400,135.22-2,545,299.64

Finding the Fourth Proportional to 3,185,387.56, 4,400,135.22 and 2,545,299.64

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Solution

The fourth proportional to 3,185,387.56, 4,400,135.22 and 2,545,299.64 is: 3,515,949.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,387.56 : 4,400,135.22 = 2,545,299.64 : x
  2. Step 2: Convert to fraction form
    3,185,387.56/4,400,135.22 = 2,545,299.64/x
  3. Step 3: Cross multiply
    3,185,387.56x = 4,400,135.22 × 2,545,299.64
  4. Step 4: Simplify right side
    3,185,387.56x = 11,199,662,591,417.32
  5. Step 5: Solve for x
    x = 11,199,662,591,417.32/3,185,387.56
  6. Step 6: Final answer
    x = 3,515,949.75

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Double scale
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Similar ratio
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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.