Home / 2,029,986.57-3,043,072.53-681,203.25

Finding the Fourth Proportional to 2,029,986.57, 3,043,072.53 and 681,203.25

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Solution

The fourth proportional to 2,029,986.57, 3,043,072.53 and 681,203.25 is: 1,021,164.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,986.57 : 3,043,072.53 = 681,203.25 : x
  2. Step 2: Convert to fraction form
    2,029,986.57/3,043,072.53 = 681,203.25/x
  3. Step 3: Cross multiply
    2,029,986.57x = 3,043,072.53 × 681,203.25
  4. Step 4: Simplify right side
    2,029,986.57x = 2,072,950,897,421.72
  5. Step 5: Solve for x
    x = 2,072,950,897,421.72/2,029,986.57
  6. Step 6: Final answer
    x = 1,021,164.83

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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.