Finding the Fourth Proportional to 1,027,912.68, 1,540,982.16 and 494,700.12
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Solution
The fourth proportional to 1,027,912.68, 1,540,982.16 and 494,700.12 is: 741,623.36
Step by Step Solution
- Step 1: Write the proportion equation
1,027,912.68 : 1,540,982.16 = 494,700.12 : x - Step 2: Convert to fraction form
1,027,912.68/1,540,982.16 = 494,700.12/x - Step 3: Cross multiply
1,027,912.68x = 1,540,982.16 × 494,700.12 - Step 4: Simplify right side
1,027,912.68x = 762,324,059,469.86 - Step 5: Solve for x
x = 762,324,059,469.86/1,027,912.68 - Step 6: Final answer
x = 741,623.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.