Finding the Fourth Proportional to 4,031,063.01, 5,562,872.64 and 2,195,528.49
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Solution
The fourth proportional to 4,031,063.01, 5,562,872.64 and 2,195,528.49 is: 3,029,832.41
Step by Step Solution
- Step 1: Write the proportion equation
4,031,063.01 : 5,562,872.64 = 2,195,528.49 : x - Step 2: Convert to fraction form
4,031,063.01/5,562,872.64 = 2,195,528.49/x - Step 3: Cross multiply
4,031,063.01x = 5,562,872.64 × 2,195,528.49 - Step 4: Simplify right side
4,031,063.01x = 12,213,445,367,361.51 - Step 5: Solve for x
x = 12,213,445,367,361.51/4,031,063.01 - Step 6: Final answer
x = 3,029,832.41
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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.