Finding the Fourth Proportional to 1,161,951.10, 1,738,261.05 and 1,005,912.70
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Solution
The fourth proportional to 1,161,951.10, 1,738,261.05 and 1,005,912.70 is: 1,504,829.99
Step by Step Solution
- Step 1: Write the proportion equation
1,161,951.10 : 1,738,261.05 = 1,005,912.70 : x - Step 2: Convert to fraction form
1,161,951.10/1,738,261.05 = 1,005,912.70/x - Step 3: Cross multiply
1,161,951.10x = 1,738,261.05 × 1,005,912.70 - Step 4: Simplify right side
1,161,951.10x = 1,748,538,866,110.34 - Step 5: Solve for x
x = 1,748,538,866,110.34/1,161,951.10 - Step 6: Final answer
x = 1,504,829.99
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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.