Finding the Fourth Proportional to 4,612,640.28, 6,365,837.16 and 2,575,843.44
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Solution
The fourth proportional to 4,612,640.28, 6,365,837.16 and 2,575,843.44 is: 3,554,883.73
Step by Step Solution
- Step 1: Write the proportion equation
4,612,640.28 : 6,365,837.16 = 2,575,843.44 : x - Step 2: Convert to fraction form
4,612,640.28/6,365,837.16 = 2,575,843.44/x - Step 3: Cross multiply
4,612,640.28x = 6,365,837.16 × 2,575,843.44 - Step 4: Simplify right side
4,612,640.28x = 16,397,399,888,694.23 - Step 5: Solve for x
x = 16,397,399,888,694.23/4,612,640.28 - Step 6: Final answer
x = 3,554,883.73
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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.