Finding the Fourth Proportional to 1,951,812.17, 2,693,179.41 and 1,226,145.99
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Solution
The fourth proportional to 1,951,812.17, 2,693,179.41 and 1,226,145.99 is: 1,691,879.57
Step by Step Solution
- Step 1: Write the proportion equation
1,951,812.17 : 2,693,179.41 = 1,226,145.99 : x - Step 2: Convert to fraction form
1,951,812.17/2,693,179.41 = 1,226,145.99/x - Step 3: Cross multiply
1,951,812.17x = 2,693,179.41 × 1,226,145.99 - Step 4: Simplify right side
1,951,812.17x = 3,302,231,133,922.07 - Step 5: Solve for x
x = 3,302,231,133,922.07/1,951,812.17 - Step 6: Final answer
x = 1,691,879.57
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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.