Finding the Fourth Proportional to 1,090,553.16, 1,636,163.60 and 558,450.94
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Solution
The fourth proportional to 1,090,553.16, 1,636,163.60 and 558,450.94 is: 837,847.37
Step by Step Solution
- Step 1: Write the proportion equation
1,090,553.16 : 1,636,163.60 = 558,450.94 : x - Step 2: Convert to fraction form
1,090,553.16/1,636,163.60 = 558,450.94/x - Step 3: Cross multiply
1,090,553.16x = 1,636,163.60 × 558,450.94 - Step 4: Simplify right side
1,090,553.16x = 913,717,100,413.78 - Step 5: Solve for x
x = 913,717,100,413.78/1,090,553.16 - Step 6: Final answer
x = 837,847.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.