Finding the Fourth Proportional to 4,782,576.06, 7,175,413.26 and 2,863,187.10
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Solution
The fourth proportional to 4,782,576.06, 7,175,413.26 and 2,863,187.10 is: 4,295,708.09
Step by Step Solution
- Step 1: Write the proportion equation
4,782,576.06 : 7,175,413.26 = 2,863,187.10 : x - Step 2: Convert to fraction form
4,782,576.06/7,175,413.26 = 2,863,187.10/x - Step 3: Cross multiply
4,782,576.06x = 7,175,413.26 × 2,863,187.10 - Step 4: Simplify right side
4,782,576.06x = 20,544,550,683,200.95 - Step 5: Solve for x
x = 20,544,550,683,200.95/4,782,576.06 - Step 6: Final answer
x = 4,295,708.09
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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.