Home / 2,029,981.32-3,043,064.67-681,198

Finding the Fourth Proportional to 2,029,981.32, 3,043,064.67 and 681,198

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Solution

The fourth proportional to 2,029,981.32, 3,043,064.67 and 681,198 is: 1,021,156.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,981.32 : 3,043,064.67 = 681,198 : x
  2. Step 2: Convert to fraction form
    2,029,981.32/3,043,064.67 = 681,198/x
  3. Step 3: Cross multiply
    2,029,981.32x = 3,043,064.67 × 681,198
  4. Step 4: Simplify right side
    2,029,981.32x = 2,072,929,567,074.66
  5. Step 5: Solve for x
    x = 2,072,929,567,074.66/2,029,981.32
  6. Step 6: Final answer
    x = 1,021,156.97

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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.