Finding the Fourth Proportional to 827,797.44, 1,244,086.11 and 770,327.62
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Solution
The fourth proportional to 827,797.44, 1,244,086.11 and 770,327.62 is: 1,157,715.46
Step by Step Solution
- Step 1: Write the proportion equation
827,797.44 : 1,244,086.11 = 770,327.62 : x - Step 2: Convert to fraction form
827,797.44/1,244,086.11 = 770,327.62/x - Step 3: Cross multiply
827,797.44x = 1,244,086.11 × 770,327.62 - Step 4: Simplify right side
827,797.44x = 958,353,892,191.36 - Step 5: Solve for x
x = 958,353,892,191.36/827,797.44 - Step 6: Final answer
x = 1,157,715.46
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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.