Finding the Fourth Proportional to 3,694,266.45, 5,541,399.68 and 3,442,324.05
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Solution
The fourth proportional to 3,694,266.45, 5,541,399.68 and 3,442,324.05 is: 5,163,486.08
Step by Step Solution
- Step 1: Write the proportion equation
3,694,266.45 : 5,541,399.68 = 3,442,324.05 : x - Step 2: Convert to fraction form
3,694,266.45/5,541,399.68 = 3,442,324.05/x - Step 3: Cross multiply
3,694,266.45x = 5,541,399.68 × 3,442,324.05 - Step 4: Simplify right side
3,694,266.45x = 19,075,293,371,914.68 - Step 5: Solve for x
x = 19,075,293,371,914.68/3,694,266.45 - Step 6: Final answer
x = 5,163,486.08
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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.