Finding the Fourth Proportional to 3,601,941.62, 4,970,797.97 and 1,970,311.68
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Solution
The fourth proportional to 3,601,941.62, 4,970,797.97 and 1,970,311.68 is: 2,719,094.96
Step by Step Solution
- Step 1: Write the proportion equation
3,601,941.62 : 4,970,797.97 = 1,970,311.68 : x - Step 2: Convert to fraction form
3,601,941.62/4,970,797.97 = 1,970,311.68/x - Step 3: Cross multiply
3,601,941.62x = 4,970,797.97 × 1,970,311.68 - Step 4: Simplify right side
3,601,941.62x = 9,794,021,289,359.73 - Step 5: Solve for x
x = 9,794,021,289,359.73/3,601,941.62 - Step 6: Final answer
x = 2,719,094.96
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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.