Home / 3,887,223.44-5,364,376.96-2,168,455.28

Finding the Fourth Proportional to 3,887,223.44, 5,364,376.96 and 2,168,455.28

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Solution

The fourth proportional to 3,887,223.44, 5,364,376.96 and 2,168,455.28 is: 2,992,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,223.44 : 5,364,376.96 = 2,168,455.28 : x
  2. Step 2: Convert to fraction form
    3,887,223.44/5,364,376.96 = 2,168,455.28/x
  3. Step 3: Cross multiply
    3,887,223.44x = 5,364,376.96 × 2,168,455.28
  4. Step 4: Simplify right side
    3,887,223.44x = 11,632,411,542,822.35
  5. Step 5: Solve for x
    x = 11,632,411,542,822.35/3,887,223.44
  6. Step 6: Final answer
    x = 2,992,473.09

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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.