Finding the Fourth Proportional to 1,531,375.40, 2,296,526.92 and 451,601.26
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Solution
The fourth proportional to 1,531,375.40, 2,296,526.92 and 451,601.26 is: 677,243.77
Step by Step Solution
- Step 1: Write the proportion equation
1,531,375.40 : 2,296,526.92 = 451,601.26 : x - Step 2: Convert to fraction form
1,531,375.40/2,296,526.92 = 451,601.26/x - Step 3: Cross multiply
1,531,375.40x = 2,296,526.92 × 451,601.26 - Step 4: Simplify right side
1,531,375.40x = 1,037,114,443,825.60 - Step 5: Solve for x
x = 1,037,114,443,825.60/1,531,375.40 - Step 6: Final answer
x = 677,243.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.