Home / 1,399,997.80-2,094,747.90-1,274,026.60

Finding the Fourth Proportional to 1,399,997.80, 2,094,747.90 and 1,274,026.60

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Solution

The fourth proportional to 1,399,997.80, 2,094,747.90 and 1,274,026.60 is: 1,906,263.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,997.80 : 2,094,747.90 = 1,274,026.60 : x
  2. Step 2: Convert to fraction form
    1,399,997.80/2,094,747.90 = 1,274,026.60/x
  3. Step 3: Cross multiply
    1,399,997.80x = 2,094,747.90 × 1,274,026.60
  4. Step 4: Simplify right side
    1,399,997.80x = 2,668,764,544,894.14
  5. Step 5: Solve for x
    x = 2,668,764,544,894.14/1,399,997.80
  6. Step 6: Final answer
    x = 1,906,263.38

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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.