Home / 1,277,080.56-1,914,327.27-828,086.22

Finding the Fourth Proportional to 1,277,080.56, 1,914,327.27 and 828,086.22

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Solution

The fourth proportional to 1,277,080.56, 1,914,327.27 and 828,086.22 is: 1,241,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,080.56 : 1,914,327.27 = 828,086.22 : x
  2. Step 2: Convert to fraction form
    1,277,080.56/1,914,327.27 = 828,086.22/x
  3. Step 3: Cross multiply
    1,277,080.56x = 1,914,327.27 × 828,086.22
  4. Step 4: Simplify right side
    1,277,080.56x = 1,585,228,032,857.22
  5. Step 5: Solve for x
    x = 1,585,228,032,857.22/1,277,080.56
  6. Step 6: Final answer
    x = 1,241,290.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.