Finding the Fourth Proportional to 4,906,676.30, 7,361,521.25 and 2,512,202.09
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Solution
The fourth proportional to 4,906,676.30, 7,361,521.25 and 2,512,202.09 is: 3,769,074.61
Step by Step Solution
- Step 1: Write the proportion equation
4,906,676.30 : 7,361,521.25 = 2,512,202.09 : x - Step 2: Convert to fraction form
4,906,676.30/7,361,521.25 = 2,512,202.09/x - Step 3: Cross multiply
4,906,676.30x = 7,361,521.25 × 2,512,202.09 - Step 4: Simplify right side
4,906,676.30x = 18,493,629,020,460.80 - Step 5: Solve for x
x = 18,493,629,020,460.80/4,906,676.30 - Step 6: Final answer
x = 3,769,074.61
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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.