Finding the Fourth Proportional to 2,728,024.20, 3,764,665.62 and 1,582,774.92
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Solution
The fourth proportional to 2,728,024.20, 3,764,665.62 and 1,582,774.92 is: 2,184,224.88
Step by Step Solution
- Step 1: Write the proportion equation
2,728,024.20 : 3,764,665.62 = 1,582,774.92 : x - Step 2: Convert to fraction form
2,728,024.20/3,764,665.62 = 1,582,774.92/x - Step 3: Cross multiply
2,728,024.20x = 3,764,665.62 × 1,582,774.92 - Step 4: Simplify right side
2,728,024.20x = 5,958,618,325,522.25 - Step 5: Solve for x
x = 5,958,618,325,522.25/2,728,024.20 - Step 6: Final answer
x = 2,184,224.88
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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.