Finding the Fourth Proportional to 2,045,375.37, 2,822,598.81 and 1,115,082.99
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Solution
The fourth proportional to 2,045,375.37, 2,822,598.81 and 1,115,082.99 is: 1,538,804.06
Step by Step Solution
- Step 1: Write the proportion equation
2,045,375.37 : 2,822,598.81 = 1,115,082.99 : x - Step 2: Convert to fraction form
2,045,375.37/2,822,598.81 = 1,115,082.99/x - Step 3: Cross multiply
2,045,375.37x = 2,822,598.81 × 1,115,082.99 - Step 4: Simplify right side
2,045,375.37x = 3,147,431,920,625.24 - Step 5: Solve for x
x = 3,147,431,920,625.24/2,045,375.37 - Step 6: Final answer
x = 1,538,804.06
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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.