Finding the Fourth Proportional to 3,825,477.20, 5,736,874.68 and 1,129,082.96
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Solution
The fourth proportional to 3,825,477.20, 5,736,874.68 and 1,129,082.96 is: 1,693,228.61
Step by Step Solution
- Step 1: Write the proportion equation
3,825,477.20 : 5,736,874.68 = 1,129,082.96 : x - Step 2: Convert to fraction form
3,825,477.20/5,736,874.68 = 1,129,082.96/x - Step 3: Cross multiply
3,825,477.20x = 5,736,874.68 × 1,129,082.96 - Step 4: Simplify right side
3,825,477.20x = 6,477,407,444,843.45 - Step 5: Solve for x
x = 6,477,407,444,843.45/3,825,477.20 - Step 6: Final answer
x = 1,693,228.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.