Home / 2,045,255.20-3,067,882.80-1,478,384.80

Finding the Fourth Proportional to 2,045,255.20, 3,067,882.80 and 1,478,384.80

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Solution

The fourth proportional to 2,045,255.20, 3,067,882.80 and 1,478,384.80 is: 2,217,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,255.20 : 3,067,882.80 = 1,478,384.80 : x
  2. Step 2: Convert to fraction form
    2,045,255.20/3,067,882.80 = 1,478,384.80/x
  3. Step 3: Cross multiply
    2,045,255.20x = 3,067,882.80 × 1,478,384.80
  4. Step 4: Simplify right side
    2,045,255.20x = 4,535,511,299,701.44
  5. Step 5: Solve for x
    x = 4,535,511,299,701.44/2,045,255.20
  6. Step 6: Final answer
    x = 2,217,577.20

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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.