Home / 1,970,772.78-2,954,190.87-1,699,803.48

Finding the Fourth Proportional to 1,970,772.78, 2,954,190.87 and 1,699,803.48

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Solution

The fourth proportional to 1,970,772.78, 2,954,190.87 and 1,699,803.48 is: 2,548,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,772.78 : 2,954,190.87 = 1,699,803.48 : x
  2. Step 2: Convert to fraction form
    1,970,772.78/2,954,190.87 = 1,699,803.48/x
  3. Step 3: Cross multiply
    1,970,772.78x = 2,954,190.87 × 1,699,803.48
  4. Step 4: Simplify right side
    1,970,772.78x = 5,021,543,921,410.23
  5. Step 5: Solve for x
    x = 5,021,543,921,410.23/1,970,772.78
  6. Step 6: Final answer
    x = 2,548,007.55

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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.