Finding the Fourth Proportional to 5,760,455.30, 8,640,651.74 and 2,348,728.70
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Solution
The fourth proportional to 5,760,455.30, 8,640,651.74 and 2,348,728.70 is: 3,523,080.32
Step by Step Solution
- Step 1: Write the proportion equation
5,760,455.30 : 8,640,651.74 = 2,348,728.70 : x - Step 2: Convert to fraction form
5,760,455.30/8,640,651.74 = 2,348,728.70/x - Step 3: Cross multiply
5,760,455.30x = 8,640,651.74 × 2,348,728.70 - Step 4: Simplify right side
5,760,455.30x = 20,294,546,728,442.94 - Step 5: Solve for x
x = 20,294,546,728,442.94/5,760,455.30 - Step 6: Final answer
x = 3,523,080.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.