Finding the Fourth Proportional to 5,698,872.06, 7,864,445.14 and 3,085,375.62
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Solution
The fourth proportional to 5,698,872.06, 7,864,445.14 and 3,085,375.62 is: 4,257,819.27
Step by Step Solution
- Step 1: Write the proportion equation
5,698,872.06 : 7,864,445.14 = 3,085,375.62 : x - Step 2: Convert to fraction form
5,698,872.06/7,864,445.14 = 3,085,375.62/x - Step 3: Cross multiply
5,698,872.06x = 7,864,445.14 × 3,085,375.62 - Step 4: Simplify right side
5,698,872.06x = 24,264,767,299,783.49 - Step 5: Solve for x
x = 24,264,767,299,783.49/5,698,872.06 - Step 6: Final answer
x = 4,257,819.27
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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.