Finding the Fourth Proportional to 2,992,413.09, 4,129,556.46 and 1,703,336.46
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Solution
The fourth proportional to 2,992,413.09, 4,129,556.46 and 1,703,336.46 is: 2,350,619.34
Step by Step Solution
- Step 1: Write the proportion equation
2,992,413.09 : 4,129,556.46 = 1,703,336.46 : x - Step 2: Convert to fraction form
2,992,413.09/4,129,556.46 = 1,703,336.46/x - Step 3: Cross multiply
2,992,413.09x = 4,129,556.46 × 1,703,336.46 - Step 4: Simplify right side
2,992,413.09x = 7,034,024,081,946.53 - Step 5: Solve for x
x = 7,034,024,081,946.53/2,992,413.09 - Step 6: Final answer
x = 2,350,619.34
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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.