Home / 1,883,879.76-2,599,822.32-1,079,219.28

Finding the Fourth Proportional to 1,883,879.76, 2,599,822.32 and 1,079,219.28

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Solution

The fourth proportional to 1,883,879.76, 2,599,822.32 and 1,079,219.28 is: 1,489,361.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883,879.76 : 2,599,822.32 = 1,079,219.28 : x
  2. Step 2: Convert to fraction form
    1,883,879.76/2,599,822.32 = 1,079,219.28/x
  3. Step 3: Cross multiply
    1,883,879.76x = 2,599,822.32 × 1,079,219.28
  4. Step 4: Simplify right side
    1,883,879.76x = 2,805,778,372,318.33
  5. Step 5: Solve for x
    x = 2,805,778,372,318.33/1,883,879.76
  6. Step 6: Final answer
    x = 1,489,361.71

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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.