Finding the Fourth Proportional to 1,635,297.26, 2,256,784.56 and 910,191.44
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Solution
The fourth proportional to 1,635,297.26, 2,256,784.56 and 910,191.44 is: 1,256,105.56
Step by Step Solution
- Step 1: Write the proportion equation
1,635,297.26 : 2,256,784.56 = 910,191.44 : x - Step 2: Convert to fraction form
1,635,297.26/2,256,784.56 = 910,191.44/x - Step 3: Cross multiply
1,635,297.26x = 2,256,784.56 × 910,191.44 - Step 4: Simplify right side
1,635,297.26x = 2,054,105,988,436.17 - Step 5: Solve for x
x = 2,054,105,988,436.17/1,635,297.26 - Step 6: Final answer
x = 1,256,105.56
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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.