Home / 2,109,663.93-2,910,745.48-1,324,814.43

Finding the Fourth Proportional to 2,109,663.93, 2,910,745.48 and 1,324,814.43

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Solution

The fourth proportional to 2,109,663.93, 2,910,745.48 and 1,324,814.43 is: 1,827,872.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,663.93 : 2,910,745.48 = 1,324,814.43 : x
  2. Step 2: Convert to fraction form
    2,109,663.93/2,910,745.48 = 1,324,814.43/x
  3. Step 3: Cross multiply
    2,109,663.93x = 2,910,745.48 × 1,324,814.43
  4. Step 4: Simplify right side
    2,109,663.93x = 3,856,197,607,337.20
  5. Step 5: Solve for x
    x = 3,856,197,607,337.20/2,109,663.93
  6. Step 6: Final answer
    x = 1,827,872.94

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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.