Finding the Fourth Proportional to 1,342,296.26, 1,852,369.11 and 738,684.26
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Solution
The fourth proportional to 1,342,296.26, 1,852,369.11 and 738,684.26 is: 1,019,384.42
Step by Step Solution
- Step 1: Write the proportion equation
1,342,296.26 : 1,852,369.11 = 738,684.26 : x - Step 2: Convert to fraction form
1,342,296.26/1,852,369.11 = 738,684.26/x - Step 3: Cross multiply
1,342,296.26x = 1,852,369.11 × 738,684.26 - Step 4: Simplify right side
1,342,296.26x = 1,368,315,892,311.94 - Step 5: Solve for x
x = 1,368,315,892,311.94/1,342,296.26 - Step 6: Final answer
x = 1,019,384.42
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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.