Finding the Fourth Proportional to 4,902,177.70, 7,353,266.55 and 2,776,413.70
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Solution
The fourth proportional to 4,902,177.70, 7,353,266.55 and 2,776,413.70 is: 4,164,620.55
Step by Step Solution
- Step 1: Write the proportion equation
4,902,177.70 : 7,353,266.55 = 2,776,413.70 : x - Step 2: Convert to fraction form
4,902,177.70/7,353,266.55 = 2,776,413.70/x - Step 3: Cross multiply
4,902,177.70x = 7,353,266.55 × 2,776,413.70 - Step 4: Simplify right side
4,902,177.70x = 20,415,709,989,171.73 - Step 5: Solve for x
x = 20,415,709,989,171.73/4,902,177.70 - Step 6: Final answer
x = 4,164,620.55
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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.