Finding the Fourth Proportional to 1,202,211.62, 1,659,052.88 and 658,347.56
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Solution
The fourth proportional to 1,202,211.62, 1,659,052.88 and 658,347.56 is: 908,520.09
Step by Step Solution
- Step 1: Write the proportion equation
1,202,211.62 : 1,659,052.88 = 658,347.56 : x - Step 2: Convert to fraction form
1,202,211.62/1,659,052.88 = 658,347.56/x - Step 3: Cross multiply
1,202,211.62x = 1,659,052.88 × 658,347.56 - Step 4: Simplify right side
1,202,211.62x = 1,092,233,412,167.24 - Step 5: Solve for x
x = 1,092,233,412,167.24/1,202,211.62 - Step 6: Final answer
x = 908,520.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.