Finding the Fourth Proportional to 1,635,330.96, 2,256,806.88 and 910,218.96
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Solution
The fourth proportional to 1,635,330.96, 2,256,806.88 and 910,218.96 is: 1,256,130.08
Step by Step Solution
- Step 1: Write the proportion equation
1,635,330.96 : 2,256,806.88 = 910,218.96 : x - Step 2: Convert to fraction form
1,635,330.96/2,256,806.88 = 910,218.96/x - Step 3: Cross multiply
1,635,330.96x = 2,256,806.88 × 910,218.96 - Step 4: Simplify right side
1,635,330.96x = 2,054,188,411,234.44 - Step 5: Solve for x
x = 2,054,188,411,234.44/1,635,330.96 - Step 6: Final answer
x = 1,256,130.08
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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.