Finding the Fourth Proportional to 1,082,371.84, 1,493,375.28 and 674,539.84
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Solution
The fourth proportional to 1,082,371.84, 1,493,375.28 and 674,539.84 is: 930,679.35
Step by Step Solution
- Step 1: Write the proportion equation
1,082,371.84 : 1,493,375.28 = 674,539.84 : x - Step 2: Convert to fraction form
1,082,371.84/1,493,375.28 = 674,539.84/x - Step 3: Cross multiply
1,082,371.84x = 1,493,375.28 × 674,539.84 - Step 4: Simplify right side
1,082,371.84x = 1,007,341,122,431.16 - Step 5: Solve for x
x = 1,007,341,122,431.16/1,082,371.84 - Step 6: Final answer
x = 930,679.35
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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.