Finding the Fourth Proportional to 3,747,514.98, 5,620,431.69 and 1,723,815.44
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Solution
The fourth proportional to 3,747,514.98, 5,620,431.69 and 1,723,815.44 is: 2,585,336.40
Step by Step Solution
- Step 1: Write the proportion equation
3,747,514.98 : 5,620,431.69 = 1,723,815.44 : x - Step 2: Convert to fraction form
3,747,514.98/5,620,431.69 = 1,723,815.44/x - Step 3: Cross multiply
3,747,514.98x = 5,620,431.69 × 1,723,815.44 - Step 4: Simplify right side
3,747,514.98x = 9,688,586,898,585.14 - Step 5: Solve for x
x = 9,688,586,898,585.14/3,747,514.98 - Step 6: Final answer
x = 2,585,336.40
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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.