Home / 1,261,829.58-1,741,424.19-717,988.26

Finding the Fourth Proportional to 1,261,829.58, 1,741,424.19 and 717,988.26

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Solution

The fourth proportional to 1,261,829.58, 1,741,424.19 and 717,988.26 is: 990,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,829.58 : 1,741,424.19 = 717,988.26 : x
  2. Step 2: Convert to fraction form
    1,261,829.58/1,741,424.19 = 717,988.26/x
  3. Step 3: Cross multiply
    1,261,829.58x = 1,741,424.19 × 717,988.26
  4. Step 4: Simplify right side
    1,261,829.58x = 1,250,322,124,100.01
  5. Step 5: Solve for x
    x = 1,250,322,124,100.01/1,261,829.58
  6. Step 6: Final answer
    x = 990,880.34

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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.