Home / 3,486,625.50-4,811,805.63-2,128,760.94

Finding the Fourth Proportional to 3,486,625.50, 4,811,805.63 and 2,128,760.94

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Solution

The fourth proportional to 3,486,625.50, 4,811,805.63 and 2,128,760.94 is: 2,937,850.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486,625.50 : 4,811,805.63 = 2,128,760.94 : x
  2. Step 2: Convert to fraction form
    3,486,625.50/4,811,805.63 = 2,128,760.94/x
  3. Step 3: Cross multiply
    3,486,625.50x = 4,811,805.63 × 2,128,760.94
  4. Step 4: Simplify right side
    3,486,625.50x = 10,243,183,876,016.09
  5. Step 5: Solve for x
    x = 10,243,183,876,016.09/3,486,625.50
  6. Step 6: Final answer
    x = 2,937,850.33

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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.