Finding the Fourth Proportional to 1,186,163.67, 1,636,841.11 and 702,773.49
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Solution
The fourth proportional to 1,186,163.67, 1,636,841.11 and 702,773.49 is: 969,789.05
Step by Step Solution
- Step 1: Write the proportion equation
1,186,163.67 : 1,636,841.11 = 702,773.49 : x - Step 2: Convert to fraction form
1,186,163.67/1,636,841.11 = 702,773.49/x - Step 3: Cross multiply
1,186,163.67x = 1,636,841.11 × 702,773.49 - Step 4: Simplify right side
1,186,163.67x = 1,150,328,539,450.17 - Step 5: Solve for x
x = 1,150,328,539,450.17/1,186,163.67 - Step 6: Final answer
x = 969,789.05
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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.