Finding the Fourth Proportional to 4,682,616.66, 6,463,052.72 and 2,846,685.75
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Solution
The fourth proportional to 4,682,616.66, 6,463,052.72 and 2,846,685.75 is: 3,929,059.63
Step by Step Solution
- Step 1: Write the proportion equation
4,682,616.66 : 6,463,052.72 = 2,846,685.75 : x - Step 2: Convert to fraction form
4,682,616.66/6,463,052.72 = 2,846,685.75/x - Step 3: Cross multiply
4,682,616.66x = 6,463,052.72 × 2,846,685.75 - Step 4: Simplify right side
4,682,616.66x = 18,398,280,065,289.31 - Step 5: Solve for x
x = 18,398,280,065,289.31/4,682,616.66 - Step 6: Final answer
x = 3,929,059.63
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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.