Finding the Fourth Proportional to 1,202,548.53, 1,659,516.60 and 658,718.17
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Solution
The fourth proportional to 1,202,548.53, 1,659,516.60 and 658,718.17 is: 909,030.87
Step by Step Solution
- Step 1: Write the proportion equation
1,202,548.53 : 1,659,516.60 = 658,718.17 : x - Step 2: Convert to fraction form
1,202,548.53/1,659,516.60 = 658,718.17/x - Step 3: Cross multiply
1,202,548.53x = 1,659,516.60 × 658,718.17 - Step 4: Simplify right side
1,202,548.53x = 1,093,153,737,836.62 - Step 5: Solve for x
x = 1,093,153,737,836.62/1,202,548.53 - Step 6: Final answer
x = 909,030.87
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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.