Home / 2,057,992.85-3,072,307.22-1,921,229.48

Finding the Fourth Proportional to 2,057,992.85, 3,072,307.22 and 1,921,229.48

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Solution

The fourth proportional to 2,057,992.85, 3,072,307.22 and 1,921,229.48 is: 2,868,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,992.85 : 3,072,307.22 = 1,921,229.48 : x
  2. Step 2: Convert to fraction form
    2,057,992.85/3,072,307.22 = 1,921,229.48/x
  3. Step 3: Cross multiply
    2,057,992.85x = 3,072,307.22 × 1,921,229.48
  4. Step 4: Simplify right side
    2,057,992.85x = 5,902,607,207,960.08
  5. Step 5: Solve for x
    x = 5,902,607,207,960.08/2,057,992.85
  6. Step 6: Final answer
    x = 2,868,137.86

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.