Finding the Fourth Proportional to 1,463,163.67, 2,019,244.31 and 818,545.42
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Solution
The fourth proportional to 1,463,163.67, 2,019,244.31 and 818,545.42 is: 1,129,636.56
Step by Step Solution
- Step 1: Write the proportion equation
1,463,163.67 : 2,019,244.31 = 818,545.42 : x - Step 2: Convert to fraction form
1,463,163.67/2,019,244.31 = 818,545.42/x - Step 3: Cross multiply
1,463,163.67x = 2,019,244.31 × 818,545.42 - Step 4: Simplify right side
1,463,163.67x = 1,652,843,181,811.56 - Step 5: Solve for x
x = 1,652,843,181,811.56/1,463,163.67 - Step 6: Final answer
x = 1,129,636.56
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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.