Home / 2,148,749.30-2,965,695.30-1,231,593.27

Finding the Fourth Proportional to 2,148,749.30, 2,965,695.30 and 1,231,593.27

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Solution

The fourth proportional to 2,148,749.30, 2,965,695.30 and 1,231,593.27 is: 1,699,840.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,749.30 : 2,965,695.30 = 1,231,593.27 : x
  2. Step 2: Convert to fraction form
    2,148,749.30/2,965,695.30 = 1,231,593.27/x
  3. Step 3: Cross multiply
    2,148,749.30x = 2,965,695.30 × 1,231,593.27
  4. Step 4: Simplify right side
    2,148,749.30x = 3,652,530,372,350.63
  5. Step 5: Solve for x
    x = 3,652,530,372,350.63/2,148,749.30
  6. Step 6: Final answer
    x = 1,699,840.17

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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.