Home / 891,041.40-1,336,562.10-741,450.60

Finding the Fourth Proportional to 891,041.40, 1,336,562.10 and 741,450.60

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Solution

The fourth proportional to 891,041.40, 1,336,562.10 and 741,450.60 is: 1,112,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,041.40 : 1,336,562.10 = 741,450.60 : x
  2. Step 2: Convert to fraction form
    891,041.40/1,336,562.10 = 741,450.60/x
  3. Step 3: Cross multiply
    891,041.40x = 1,336,562.10 × 741,450.60
  4. Step 4: Simplify right side
    891,041.40x = 990,994,770,982.26
  5. Step 5: Solve for x
    x = 990,994,770,982.26/891,041.40
  6. Step 6: Final answer
    x = 1,112,175.90

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Double scale
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Similar ratio
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1.5x scale

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.