Finding the Fourth Proportional to 1,332,413.36, 1,838,213.96 and 848,891.92
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Solution
The fourth proportional to 1,332,413.36, 1,838,213.96 and 848,891.92 is: 1,171,141.80
Step by Step Solution
- Step 1: Write the proportion equation
1,332,413.36 : 1,838,213.96 = 848,891.92 : x - Step 2: Convert to fraction form
1,332,413.36/1,838,213.96 = 848,891.92/x - Step 3: Cross multiply
1,332,413.36x = 1,838,213.96 × 848,891.92 - Step 4: Simplify right side
1,332,413.36x = 1,560,444,977,875.20 - Step 5: Solve for x
x = 1,560,444,977,875.20/1,332,413.36 - Step 6: Final answer
x = 1,171,141.80
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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.