Finding the Fourth Proportional to 2,201,690.44, 3,038,296.24 and 1,284,452.92
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Solution
The fourth proportional to 2,201,690.44, 3,038,296.24 and 1,284,452.92 is: 1,772,523.70
Step by Step Solution
- Step 1: Write the proportion equation
2,201,690.44 : 3,038,296.24 = 1,284,452.92 : x - Step 2: Convert to fraction form
2,201,690.44/3,038,296.24 = 1,284,452.92/x - Step 3: Cross multiply
2,201,690.44x = 3,038,296.24 × 1,284,452.92 - Step 4: Simplify right side
2,201,690.44x = 3,902,548,477,293.02 - Step 5: Solve for x
x = 3,902,548,477,293.02/2,201,690.44 - Step 6: Final answer
x = 1,772,523.70
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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.