Home / 2,187,079.20-3,280,618.80-2,063,076.30

Finding the Fourth Proportional to 2,187,079.20, 3,280,618.80 and 2,063,076.30

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Solution

The fourth proportional to 2,187,079.20, 3,280,618.80 and 2,063,076.30 is: 3,094,614.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,079.20 : 3,280,618.80 = 2,063,076.30 : x
  2. Step 2: Convert to fraction form
    2,187,079.20/3,280,618.80 = 2,063,076.30/x
  3. Step 3: Cross multiply
    2,187,079.20x = 3,280,618.80 × 2,063,076.30
  4. Step 4: Simplify right side
    2,187,079.20x = 6,768,166,895,614.44
  5. Step 5: Solve for x
    x = 6,768,166,895,614.44/2,187,079.20
  6. Step 6: Final answer
    x = 3,094,614.45

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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.