Finding the Fourth Proportional to 1,829,609.62, 2,524,916.61 and 1,013,736.96
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Solution
The fourth proportional to 1,829,609.62, 2,524,916.61 and 1,013,736.96 is: 1,398,987.67
Step by Step Solution
- Step 1: Write the proportion equation
1,829,609.62 : 2,524,916.61 = 1,013,736.96 : x - Step 2: Convert to fraction form
1,829,609.62/2,524,916.61 = 1,013,736.96/x - Step 3: Cross multiply
1,829,609.62x = 2,524,916.61 × 1,013,736.96 - Step 4: Simplify right side
1,829,609.62x = 2,559,601,288,474.91 - Step 5: Solve for x
x = 2,559,601,288,474.91/1,829,609.62 - Step 6: Final answer
x = 1,398,987.67
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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.