Finding the Fourth Proportional to 1,589,020.12, 2,383,170.74 and 451,757.07
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Solution
The fourth proportional to 1,589,020.12, 2,383,170.74 and 451,757.07 is: 677,533.42
Step by Step Solution
- Step 1: Write the proportion equation
1,589,020.12 : 2,383,170.74 = 451,757.07 : x - Step 2: Convert to fraction form
1,589,020.12/2,383,170.74 = 451,757.07/x - Step 3: Cross multiply
1,589,020.12x = 2,383,170.74 × 451,757.07 - Step 4: Simplify right side
1,589,020.12x = 1,076,614,230,812.13 - Step 5: Solve for x
x = 1,076,614,230,812.13/1,589,020.12 - Step 6: Final answer
x = 677,533.42
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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.