Finding the Fourth Proportional to 2,154,208.44, 3,235,511.70 and 1,755,144.12
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Solution
The fourth proportional to 2,154,208.44, 3,235,511.70 and 1,755,144.12 is: 2,636,137.35
Step by Step Solution
- Step 1: Write the proportion equation
2,154,208.44 : 3,235,511.70 = 1,755,144.12 : x - Step 2: Convert to fraction form
2,154,208.44/3,235,511.70 = 1,755,144.12/x - Step 3: Cross multiply
2,154,208.44x = 3,235,511.70 × 1,755,144.12 - Step 4: Simplify right side
2,154,208.44x = 5,678,789,335,446.21 - Step 5: Solve for x
x = 5,678,789,335,446.21/2,154,208.44 - Step 6: Final answer
x = 2,636,137.35
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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.