Finding the Fourth Proportional to 2,715,404.20, 4,073,106.30 and 2,673,413.80
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Solution
The fourth proportional to 2,715,404.20, 4,073,106.30 and 2,673,413.80 is: 4,010,120.70
Step by Step Solution
- Step 1: Write the proportion equation
2,715,404.20 : 4,073,106.30 = 2,673,413.80 : x - Step 2: Convert to fraction form
2,715,404.20/4,073,106.30 = 2,673,413.80/x - Step 3: Cross multiply
2,715,404.20x = 4,073,106.30 × 2,673,413.80 - Step 4: Simplify right side
2,715,404.20x = 10,889,098,591,286.94 - Step 5: Solve for x
x = 10,889,098,591,286.94/2,715,404.20 - Step 6: Final answer
x = 4,010,120.70
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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.