Finding the Fourth Proportional to 4,131,521.84, 5,701,638.60 and 2,296,057.49
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Solution
The fourth proportional to 4,131,521.84, 5,701,638.60 and 2,296,057.49 is: 3,168,636.28
Step by Step Solution
- Step 1: Write the proportion equation
4,131,521.84 : 5,701,638.60 = 2,296,057.49 : x - Step 2: Convert to fraction form
4,131,521.84/5,701,638.60 = 2,296,057.49/x - Step 3: Cross multiply
4,131,521.84x = 5,701,638.60 × 2,296,057.49 - Step 4: Simplify right side
4,131,521.84x = 13,091,290,005,676.06 - Step 5: Solve for x
x = 13,091,290,005,676.06/4,131,521.84 - Step 6: Final answer
x = 3,168,636.28
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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.