Finding the Fourth Proportional to 2,806,014.05, 3,869,716.97 and 1,838,793.05
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Solution
The fourth proportional to 2,806,014.05, 3,869,716.97 and 1,838,793.05 is: 2,535,842.13
Step by Step Solution
- Step 1: Write the proportion equation
2,806,014.05 : 3,869,716.97 = 1,838,793.05 : x - Step 2: Convert to fraction form
2,806,014.05/3,869,716.97 = 1,838,793.05/x - Step 3: Cross multiply
2,806,014.05x = 3,869,716.97 × 1,838,793.05 - Step 4: Simplify right side
2,806,014.05x = 7,115,608,641,360.51 - Step 5: Solve for x
x = 7,115,608,641,360.51/2,806,014.05 - Step 6: Final answer
x = 2,535,842.13
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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.