Finding the Fourth Proportional to 1,593,581.36, 2,199,078.29 and 868,413.62
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Solution
The fourth proportional to 1,593,581.36, 2,199,078.29 and 868,413.62 is: 1,198,375.93
Step by Step Solution
- Step 1: Write the proportion equation
1,593,581.36 : 2,199,078.29 = 868,413.62 : x - Step 2: Convert to fraction form
1,593,581.36/2,199,078.29 = 868,413.62/x - Step 3: Cross multiply
1,593,581.36x = 2,199,078.29 × 868,413.62 - Step 4: Simplify right side
1,593,581.36x = 1,909,709,543,708.63 - Step 5: Solve for x
x = 1,909,709,543,708.63/1,593,581.36 - Step 6: Final answer
x = 1,198,375.93
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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.