Finding the Fourth Proportional to 3,269,819.49, 4,901,547.11 and 1,563,522.09
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Solution
The fourth proportional to 3,269,819.49, 4,901,547.11 and 1,563,522.09 is: 2,343,761.54
Step by Step Solution
- Step 1: Write the proportion equation
3,269,819.49 : 4,901,547.11 = 1,563,522.09 : x - Step 2: Convert to fraction form
3,269,819.49/4,901,547.11 = 1,563,522.09/x - Step 3: Cross multiply
3,269,819.49x = 4,901,547.11 × 1,563,522.09 - Step 4: Simplify right side
3,269,819.49x = 7,663,677,173,843.05 - Step 5: Solve for x
x = 7,663,677,173,843.05/3,269,819.49 - Step 6: Final answer
x = 2,343,761.54
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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.