Home / 1,691,236.99-2,333,889.61-927,289.27

Finding the Fourth Proportional to 1,691,236.99, 2,333,889.61 and 927,289.27

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Solution

The fourth proportional to 1,691,236.99, 2,333,889.61 and 927,289.27 is: 1,279,649.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,236.99 : 2,333,889.61 = 927,289.27 : x
  2. Step 2: Convert to fraction form
    1,691,236.99/2,333,889.61 = 927,289.27/x
  3. Step 3: Cross multiply
    1,691,236.99x = 2,333,889.61 × 927,289.27
  4. Step 4: Simplify right side
    1,691,236.99x = 2,164,190,792,717.48
  5. Step 5: Solve for x
    x = 2,164,190,792,717.48/1,691,236.99
  6. Step 6: Final answer
    x = 1,279,649.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.