Finding the Fourth Proportional to 1,195,229.26, 1,649,416.40 and 658,685.26
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Solution
The fourth proportional to 1,195,229.26, 1,649,416.40 and 658,685.26 is: 908,985.67
Step by Step Solution
- Step 1: Write the proportion equation
1,195,229.26 : 1,649,416.40 = 658,685.26 : x - Step 2: Convert to fraction form
1,195,229.26/1,649,416.40 = 658,685.26/x - Step 3: Cross multiply
1,195,229.26x = 1,649,416.40 × 658,685.26 - Step 4: Simplify right side
1,195,229.26x = 1,086,446,270,282.26 - Step 5: Solve for x
x = 1,086,446,270,282.26/1,195,229.26 - Step 6: Final answer
x = 908,985.67
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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.