Home / 884,010.90-1,322,905.95-809,361.30

Finding the Fourth Proportional to 884,010.90, 1,322,905.95 and 809,361.30

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Solution

The fourth proportional to 884,010.90, 1,322,905.95 and 809,361.30 is: 1,211,194.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,010.90 : 1,322,905.95 = 809,361.30 : x
  2. Step 2: Convert to fraction form
    884,010.90/1,322,905.95 = 809,361.30/x
  3. Step 3: Cross multiply
    884,010.90x = 1,322,905.95 × 809,361.30
  4. Step 4: Simplify right side
    884,010.90x = 1,070,708,879,469.74
  5. Step 5: Solve for x
    x = 1,070,708,879,469.74/884,010.90
  6. Step 6: Final answer
    x = 1,211,194.21

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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.