Finding the Fourth Proportional to 1,322,850.34, 1,825,531.05 and 719,236.90
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Solution
The fourth proportional to 1,322,850.34, 1,825,531.05 and 719,236.90 is: 992,545.61
Step by Step Solution
- Step 1: Write the proportion equation
1,322,850.34 : 1,825,531.05 = 719,236.90 : x - Step 2: Convert to fraction form
1,322,850.34/1,825,531.05 = 719,236.90/x - Step 3: Cross multiply
1,322,850.34x = 1,825,531.05 × 719,236.90 - Step 4: Simplify right side
1,322,850.34x = 1,312,989,293,255.75 - Step 5: Solve for x
x = 1,312,989,293,255.75/1,322,850.34 - Step 6: Final answer
x = 992,545.61
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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.