Finding the Fourth Proportional to 5,646,563.02, 7,792,229.84 and 3,199,169.24
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Solution
The fourth proportional to 5,646,563.02, 7,792,229.84 and 3,199,169.24 is: 4,414,838.18
Step by Step Solution
- Step 1: Write the proportion equation
5,646,563.02 : 7,792,229.84 = 3,199,169.24 : x - Step 2: Convert to fraction form
5,646,563.02/7,792,229.84 = 3,199,169.24/x - Step 3: Cross multiply
5,646,563.02x = 7,792,229.84 × 3,199,169.24 - Step 4: Simplify right side
5,646,563.02x = 24,928,662,015,138.12 - Step 5: Solve for x
x = 24,928,662,015,138.12/5,646,563.02 - Step 6: Final answer
x = 4,414,838.18
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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.