Finding the Fourth Proportional to 1,350,192.85, 1,863,237.94 and 738,338.70
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Solution
The fourth proportional to 1,350,192.85, 1,863,237.94 and 738,338.70 is: 1,018,891.99
Step by Step Solution
- Step 1: Write the proportion equation
1,350,192.85 : 1,863,237.94 = 738,338.70 : x - Step 2: Convert to fraction form
1,350,192.85/1,863,237.94 = 738,338.70/x - Step 3: Cross multiply
1,350,192.85x = 1,863,237.94 × 738,338.70 - Step 4: Simplify right side
1,350,192.85x = 1,375,700,678,410.28 - Step 5: Solve for x
x = 1,375,700,678,410.28/1,350,192.85 - Step 6: Final answer
x = 1,018,891.99
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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.