Home / 1,261,838.58-1,741,436.61-717,997.26

Finding the Fourth Proportional to 1,261,838.58, 1,741,436.61 and 717,997.26

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Solution

The fourth proportional to 1,261,838.58, 1,741,436.61 and 717,997.26 is: 990,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,838.58 : 1,741,436.61 = 717,997.26 : x
  2. Step 2: Convert to fraction form
    1,261,838.58/1,741,436.61 = 717,997.26/x
  3. Step 3: Cross multiply
    1,261,838.58x = 1,741,436.61 × 717,997.26
  4. Step 4: Simplify right side
    1,261,838.58x = 1,250,346,714,443.69
  5. Step 5: Solve for x
    x = 1,250,346,714,443.69/1,261,838.58
  6. Step 6: Final answer
    x = 990,892.76

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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.