Home / 2,979,460.22-4,469,635.02-1,382,184.78

Finding the Fourth Proportional to 2,979,460.22, 4,469,635.02 and 1,382,184.78

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Solution

The fourth proportional to 2,979,460.22, 4,469,635.02 and 1,382,184.78 is: 2,073,483.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,460.22 : 4,469,635.02 = 1,382,184.78 : x
  2. Step 2: Convert to fraction form
    2,979,460.22/4,469,635.02 = 1,382,184.78/x
  3. Step 3: Cross multiply
    2,979,460.22x = 4,469,635.02 × 1,382,184.78
  4. Step 4: Simplify right side
    2,979,460.22x = 6,177,861,496,799.00
  5. Step 5: Solve for x
    x = 6,177,861,496,799.00/2,979,460.22
  6. Step 6: Final answer
    x = 2,073,483.46

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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.