Home / 3,606,169.21-5,400,666.79-2,086,649.81

Finding the Fourth Proportional to 3,606,169.21, 5,400,666.79 and 2,086,649.81

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Solution

The fourth proportional to 3,606,169.21, 5,400,666.79 and 2,086,649.81 is: 3,125,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,169.21 : 5,400,666.79 = 2,086,649.81 : x
  2. Step 2: Convert to fraction form
    3,606,169.21/5,400,666.79 = 2,086,649.81/x
  3. Step 3: Cross multiply
    3,606,169.21x = 5,400,666.79 × 2,086,649.81
  4. Step 4: Simplify right side
    3,606,169.21x = 11,269,300,299,006.85
  5. Step 5: Solve for x
    x = 11,269,300,299,006.85/3,606,169.21
  6. Step 6: Final answer
    x = 3,125,005.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.