Finding the Fourth Proportional to 3,125,042.99, 4,688,013.57 and 966,236.51
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Solution
The fourth proportional to 3,125,042.99, 4,688,013.57 and 966,236.51 is: 1,449,493.62
Step by Step Solution
- Step 1: Write the proportion equation
3,125,042.99 : 4,688,013.57 = 966,236.51 : x - Step 2: Convert to fraction form
3,125,042.99/4,688,013.57 = 966,236.51/x - Step 3: Cross multiply
3,125,042.99x = 4,688,013.57 × 966,236.51 - Step 4: Simplify right side
3,125,042.99x = 4,529,729,870,709.44 - Step 5: Solve for x
x = 4,529,729,870,709.44/3,125,042.99 - Step 6: Final answer
x = 1,449,493.62
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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.