Home / 1,261,847.37-1,741,283.88-717,972.06

Finding the Fourth Proportional to 1,261,847.37, 1,741,283.88 and 717,972.06

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Solution

The fourth proportional to 1,261,847.37, 1,741,283.88 and 717,972.06 is: 990,764.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,847.37 : 1,741,283.88 = 717,972.06 : x
  2. Step 2: Convert to fraction form
    1,261,847.37/1,741,283.88 = 717,972.06/x
  3. Step 3: Cross multiply
    1,261,847.37x = 1,741,283.88 × 717,972.06
  4. Step 4: Simplify right side
    1,261,847.37x = 1,250,193,174,368.39
  5. Step 5: Solve for x
    x = 1,250,193,174,368.39/1,261,847.37
  6. Step 6: Final answer
    x = 990,764.18

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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.