Home / 886,450.53-1,321,243.26-836,000.49

Finding the Fourth Proportional to 886,450.53, 1,321,243.26 and 836,000.49

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Solution

The fourth proportional to 886,450.53, 1,321,243.26 and 836,000.49 is: 1,246,048.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,450.53 : 1,321,243.26 = 836,000.49 : x
  2. Step 2: Convert to fraction form
    886,450.53/1,321,243.26 = 836,000.49/x
  3. Step 3: Cross multiply
    886,450.53x = 1,321,243.26 × 836,000.49
  4. Step 4: Simplify right side
    886,450.53x = 1,104,560,012,769.20
  5. Step 5: Solve for x
    x = 1,104,560,012,769.20/886,450.53
  6. Step 6: Final answer
    x = 1,246,048.12

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.