Home / 1,780,906.40-2,673,109.20-883,361.60

Finding the Fourth Proportional to 1,780,906.40, 2,673,109.20 and 883,361.60

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Solution

The fourth proportional to 1,780,906.40, 2,673,109.20 and 883,361.60 is: 1,325,910.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,906.40 : 2,673,109.20 = 883,361.60 : x
  2. Step 2: Convert to fraction form
    1,780,906.40/2,673,109.20 = 883,361.60/x
  3. Step 3: Cross multiply
    1,780,906.40x = 2,673,109.20 × 883,361.60
  4. Step 4: Simplify right side
    1,780,906.40x = 2,361,322,019,886.72
  5. Step 5: Solve for x
    x = 2,361,322,019,886.72/1,780,906.40
  6. Step 6: Final answer
    x = 1,325,910.23

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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.