Finding the Fourth Proportional to 3,174,082.14, 4,753,040.70 and 2,091,312.02
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Solution
The fourth proportional to 3,174,082.14, 4,753,040.70 and 2,091,312.02 is: 3,131,642.70
Step by Step Solution
- Step 1: Write the proportion equation
3,174,082.14 : 4,753,040.70 = 2,091,312.02 : x - Step 2: Convert to fraction form
3,174,082.14/4,753,040.70 = 2,091,312.02/x - Step 3: Cross multiply
3,174,082.14x = 4,753,040.70 × 2,091,312.02 - Step 4: Simplify right side
3,174,082.14x = 9,940,091,147,459.22 - Step 5: Solve for x
x = 9,940,091,147,459.22/3,174,082.14 - Step 6: Final answer
x = 3,131,642.70
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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.