Finding the Fourth Proportional to 2,450,586.78, 3,676,230.09 and 767,821.50
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Solution
The fourth proportional to 2,450,586.78, 3,676,230.09 and 767,821.50 is: 1,151,841.89
Step by Step Solution
- Step 1: Write the proportion equation
2,450,586.78 : 3,676,230.09 = 767,821.50 : x - Step 2: Convert to fraction form
2,450,586.78/3,676,230.09 = 767,821.50/x - Step 3: Cross multiply
2,450,586.78x = 3,676,230.09 × 767,821.50 - Step 4: Simplify right side
2,450,586.78x = 2,822,688,502,048.94 - Step 5: Solve for x
x = 2,822,688,502,048.94/2,450,586.78 - Step 6: Final answer
x = 1,151,841.89
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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.