Finding the Fourth Proportional to 3,806,529.01, 5,253,342.26 and 2,087,981.68
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Solution
The fourth proportional to 3,806,529.01, 5,253,342.26 and 2,087,981.68 is: 2,881,596.95
Step by Step Solution
- Step 1: Write the proportion equation
3,806,529.01 : 5,253,342.26 = 2,087,981.68 : x - Step 2: Convert to fraction form
3,806,529.01/5,253,342.26 = 2,087,981.68/x - Step 3: Cross multiply
3,806,529.01x = 5,253,342.26 × 2,087,981.68 - Step 4: Simplify right side
3,806,529.01x = 10,968,882,397,649.80 - Step 5: Solve for x
x = 10,968,882,397,649.80/3,806,529.01 - Step 6: Final answer
x = 2,881,596.95
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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.