Finding the Fourth Proportional to 6,296,413.76, 8,689,010.88 and 3,580,160
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Solution
The fourth proportional to 6,296,413.76, 8,689,010.88 and 3,580,160 is: 4,940,597.99
Step by Step Solution
- Step 1: Write the proportion equation
6,296,413.76 : 8,689,010.88 = 3,580,160 : x - Step 2: Convert to fraction form
6,296,413.76/8,689,010.88 = 3,580,160/x - Step 3: Cross multiply
6,296,413.76x = 8,689,010.88 × 3,580,160 - Step 4: Simplify right side
6,296,413.76x = 31,108,049,192,140.80 - Step 5: Solve for x
x = 31,108,049,192,140.80/6,296,413.76 - Step 6: Final answer
x = 4,940,597.99
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1.5x scale
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.