Home / 1,825,416.20-2,738,124.30-1,814,918.60

Finding the Fourth Proportional to 1,825,416.20, 2,738,124.30 and 1,814,918.60

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Solution

The fourth proportional to 1,825,416.20, 2,738,124.30 and 1,814,918.60 is: 2,722,377.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825,416.20 : 2,738,124.30 = 1,814,918.60 : x
  2. Step 2: Convert to fraction form
    1,825,416.20/2,738,124.30 = 1,814,918.60/x
  3. Step 3: Cross multiply
    1,825,416.20x = 2,738,124.30 × 1,814,918.60
  4. Step 4: Simplify right side
    1,825,416.20x = 4,969,472,721,181.98
  5. Step 5: Solve for x
    x = 4,969,472,721,181.98/1,825,416.20
  6. Step 6: Final answer
    x = 2,722,377.90

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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.