Home / 880,811.60-1,321,217.40-733,845.20

Finding the Fourth Proportional to 880,811.60, 1,321,217.40 and 733,845.20

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Solution

The fourth proportional to 880,811.60, 1,321,217.40 and 733,845.20 is: 1,100,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,811.60 : 1,321,217.40 = 733,845.20 : x
  2. Step 2: Convert to fraction form
    880,811.60/1,321,217.40 = 733,845.20/x
  3. Step 3: Cross multiply
    880,811.60x = 1,321,217.40 × 733,845.20
  4. Step 4: Simplify right side
    880,811.60x = 969,569,047,146.48
  5. Step 5: Solve for x
    x = 969,569,047,146.48/880,811.60
  6. Step 6: Final answer
    x = 1,100,767.80

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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.