Finding the Fourth Proportional to 1,202,212.62, 1,659,054.26 and 658,348.56
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Solution
The fourth proportional to 1,202,212.62, 1,659,054.26 and 658,348.56 is: 908,521.48
Step by Step Solution
- Step 1: Write the proportion equation
1,202,212.62 : 1,659,054.26 = 658,348.56 : x - Step 2: Convert to fraction form
1,202,212.62/1,659,054.26 = 658,348.56/x - Step 3: Cross multiply
1,202,212.62x = 1,659,054.26 × 658,348.56 - Step 4: Simplify right side
1,202,212.62x = 1,092,235,983,032.87 - Step 5: Solve for x
x = 1,092,235,983,032.87/1,202,212.62 - Step 6: Final answer
x = 908,521.48
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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.