Finding the Fourth Proportional to 1,202,473.69, 1,659,354.46 and 658,611.88
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Solution
The fourth proportional to 1,202,473.69, 1,659,354.46 and 658,611.88 is: 908,851.95
Step by Step Solution
- Step 1: Write the proportion equation
1,202,473.69 : 1,659,354.46 = 658,611.88 : x - Step 2: Convert to fraction form
1,202,473.69/1,659,354.46 = 658,611.88/x - Step 3: Cross multiply
1,202,473.69x = 1,659,354.46 × 658,611.88 - Step 4: Simplify right side
1,202,473.69x = 1,092,870,560,486.98 - Step 5: Solve for x
x = 1,092,870,560,486.98/1,202,473.69 - Step 6: Final answer
x = 908,851.95
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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.