Home / 3,325,156.20-4,988,257.02-1,080,769.32

Finding the Fourth Proportional to 3,325,156.20, 4,988,257.02 and 1,080,769.32

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Solution

The fourth proportional to 3,325,156.20, 4,988,257.02 and 1,080,769.32 is: 1,621,323.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,156.20 : 4,988,257.02 = 1,080,769.32 : x
  2. Step 2: Convert to fraction form
    3,325,156.20/4,988,257.02 = 1,080,769.32/x
  3. Step 3: Cross multiply
    3,325,156.20x = 4,988,257.02 × 1,080,769.32
  4. Step 4: Simplify right side
    3,325,156.20x = 5,391,155,147,490.63
  5. Step 5: Solve for x
    x = 5,391,155,147,490.63/3,325,156.20
  6. Step 6: Final answer
    x = 1,621,323.88

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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.