Finding the Fourth Proportional to 3,547,087.97, 5,320,631.99 and 851,413.17
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Solution
The fourth proportional to 3,547,087.97, 5,320,631.99 and 851,413.17 is: 1,277,119.77
Step by Step Solution
- Step 1: Write the proportion equation
3,547,087.97 : 5,320,631.99 = 851,413.17 : x - Step 2: Convert to fraction form
3,547,087.97/5,320,631.99 = 851,413.17/x - Step 3: Cross multiply
3,547,087.97x = 5,320,631.99 × 851,413.17 - Step 4: Simplify right side
3,547,087.97x = 4,530,056,151,137.84 - Step 5: Solve for x
x = 4,530,056,151,137.84/3,547,087.97 - Step 6: Final answer
x = 1,277,119.77
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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.