Home / 2,422,780.80-3,634,171.20-827,145.60

Finding the Fourth Proportional to 2,422,780.80, 3,634,171.20 and 827,145.60

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Solution

The fourth proportional to 2,422,780.80, 3,634,171.20 and 827,145.60 is: 1,240,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,780.80 : 3,634,171.20 = 827,145.60 : x
  2. Step 2: Convert to fraction form
    2,422,780.80/3,634,171.20 = 827,145.60/x
  3. Step 3: Cross multiply
    2,422,780.80x = 3,634,171.20 × 827,145.60
  4. Step 4: Simplify right side
    2,422,780.80x = 3,005,988,717,726.72
  5. Step 5: Solve for x
    x = 3,005,988,717,726.72/2,422,780.80
  6. Step 6: Final answer
    x = 1,240,718.40

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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.