Finding the Fourth Proportional to 3,823,813.44, 5,276,929.68 and 2,081,532.92
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Solution
The fourth proportional to 3,823,813.44, 5,276,929.68 and 2,081,532.92 is: 2,872,551.97
Step by Step Solution
- Step 1: Write the proportion equation
3,823,813.44 : 5,276,929.68 = 2,081,532.92 : x - Step 2: Convert to fraction form
3,823,813.44/5,276,929.68 = 2,081,532.92/x - Step 3: Cross multiply
3,823,813.44x = 5,276,929.68 × 2,081,532.92 - Step 4: Simplify right side
3,823,813.44x = 10,984,102,819,060.42 - Step 5: Solve for x
x = 10,984,102,819,060.42/3,823,813.44 - Step 6: Final answer
x = 2,872,551.97
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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.