Home / 1,814,861.68-2,722,084.98-485,269.36

Finding the Fourth Proportional to 1,814,861.68, 2,722,084.98 and 485,269.36

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Solution

The fourth proportional to 1,814,861.68, 2,722,084.98 and 485,269.36 is: 727,848.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,861.68 : 2,722,084.98 = 485,269.36 : x
  2. Step 2: Convert to fraction form
    1,814,861.68/2,722,084.98 = 485,269.36/x
  3. Step 3: Cross multiply
    1,814,861.68x = 2,722,084.98 × 485,269.36
  4. Step 4: Simplify right side
    1,814,861.68x = 1,320,944,436,110.21
  5. Step 5: Solve for x
    x = 1,320,944,436,110.21/1,814,861.68
  6. Step 6: Final answer
    x = 727,848.55

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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.