Finding the Fourth Proportional to 1,811,456.97, 2,499,836.29 and 995,736.08
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Solution
The fourth proportional to 1,811,456.97, 2,499,836.29 and 995,736.08 is: 1,374,129.89
Step by Step Solution
- Step 1: Write the proportion equation
1,811,456.97 : 2,499,836.29 = 995,736.08 : x - Step 2: Convert to fraction form
1,811,456.97/2,499,836.29 = 995,736.08/x - Step 3: Cross multiply
1,811,456.97x = 2,499,836.29 × 995,736.08 - Step 4: Simplify right side
1,811,456.97x = 2,489,177,173,057.82 - Step 5: Solve for x
x = 2,489,177,173,057.82/1,811,456.97 - Step 6: Final answer
x = 1,374,129.89
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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.