Home / 3,867,512.77-5,336,855.18-2,236,025.28

Finding the Fourth Proportional to 3,867,512.77, 5,336,855.18 and 2,236,025.28

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Solution

The fourth proportional to 3,867,512.77, 5,336,855.18 and 2,236,025.28 is: 3,085,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,512.77 : 5,336,855.18 = 2,236,025.28 : x
  2. Step 2: Convert to fraction form
    3,867,512.77/5,336,855.18 = 2,236,025.28/x
  3. Step 3: Cross multiply
    3,867,512.77x = 5,336,855.18 × 2,236,025.28
  4. Step 4: Simplify right side
    3,867,512.77x = 11,933,343,127,974.77
  5. Step 5: Solve for x
    x = 11,933,343,127,974.77/3,867,512.77
  6. Step 6: Final answer
    x = 3,085,534.25

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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.