Home / 2,214,230.76-3,318,656.13-1,200,949.92

Finding the Fourth Proportional to 2,214,230.76, 3,318,656.13 and 1,200,949.92

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Solution

The fourth proportional to 2,214,230.76, 3,318,656.13 and 1,200,949.92 is: 1,799,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,230.76 : 3,318,656.13 = 1,200,949.92 : x
  2. Step 2: Convert to fraction form
    2,214,230.76/3,318,656.13 = 1,200,949.92/x
  3. Step 3: Cross multiply
    2,214,230.76x = 3,318,656.13 × 1,200,949.92
  4. Step 4: Simplify right side
    2,214,230.76x = 3,985,539,813,831.01
  5. Step 5: Solve for x
    x = 3,985,539,813,831.01/2,214,230.76
  6. Step 6: Final answer
    x = 1,799,965.88

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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.