Home / 1,229,536.80-1,844,305.20-828,003.60

Finding the Fourth Proportional to 1,229,536.80, 1,844,305.20 and 828,003.60

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Solution

The fourth proportional to 1,229,536.80, 1,844,305.20 and 828,003.60 is: 1,242,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,536.80 : 1,844,305.20 = 828,003.60 : x
  2. Step 2: Convert to fraction form
    1,229,536.80/1,844,305.20 = 828,003.60/x
  3. Step 3: Cross multiply
    1,229,536.80x = 1,844,305.20 × 828,003.60
  4. Step 4: Simplify right side
    1,229,536.80x = 1,527,091,345,098.72
  5. Step 5: Solve for x
    x = 1,527,091,345,098.72/1,229,536.80
  6. Step 6: Final answer
    x = 1,242,005.40

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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.