Finding the Fourth Proportional to 4,880,142.36, 6,734,413.08 and 2,704,722.48
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Solution
The fourth proportional to 4,880,142.36, 6,734,413.08 and 2,704,722.48 is: 3,732,415.39
Step by Step Solution
- Step 1: Write the proportion equation
4,880,142.36 : 6,734,413.08 = 2,704,722.48 : x - Step 2: Convert to fraction form
4,880,142.36/6,734,413.08 = 2,704,722.48/x - Step 3: Cross multiply
4,880,142.36x = 6,734,413.08 × 2,704,722.48 - Step 4: Simplify right side
4,880,142.36x = 18,214,718,447,082.04 - Step 5: Solve for x
x = 18,214,718,447,082.04/4,880,142.36 - Step 6: Final answer
x = 3,732,415.39
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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.