Finding the Fourth Proportional to 1,117,324.68, 1,541,782.44 and 658,409.46
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Solution
The fourth proportional to 1,117,324.68, 1,541,782.44 and 658,409.46 is: 908,531.03
Step by Step Solution
- Step 1: Write the proportion equation
1,117,324.68 : 1,541,782.44 = 658,409.46 : x - Step 2: Convert to fraction form
1,117,324.68/1,541,782.44 = 658,409.46/x - Step 3: Cross multiply
1,117,324.68x = 1,541,782.44 × 658,409.46 - Step 4: Simplify right side
1,117,324.68x = 1,015,124,143,757.88 - Step 5: Solve for x
x = 1,015,124,143,757.88/1,117,324.68 - Step 6: Final answer
x = 908,531.03
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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.