Finding the Fourth Proportional to 1,811,218.39, 2,499,541.33 and 995,450.99
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Solution
The fourth proportional to 1,811,218.39, 2,499,541.33 and 995,450.99 is: 1,373,755.31
Step by Step Solution
- Step 1: Write the proportion equation
1,811,218.39 : 2,499,541.33 = 995,450.99 : x - Step 2: Convert to fraction form
1,811,218.39/2,499,541.33 = 995,450.99/x - Step 3: Cross multiply
1,811,218.39x = 2,499,541.33 × 995,450.99 - Step 4: Simplify right side
1,811,218.39x = 2,488,170,888,079.38 - Step 5: Solve for x
x = 2,488,170,888,079.38/1,811,218.39 - Step 6: Final answer
x = 1,373,755.31
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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.