Finding the Fourth Proportional to 5,873,721.28, 8,811,006.60 and 2,458,573.12
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Solution
The fourth proportional to 5,873,721.28, 8,811,006.60 and 2,458,573.12 is: 3,688,037.44
Step by Step Solution
- Step 1: Write the proportion equation
5,873,721.28 : 8,811,006.60 = 2,458,573.12 : x - Step 2: Convert to fraction form
5,873,721.28/8,811,006.60 = 2,458,573.12/x - Step 3: Cross multiply
5,873,721.28x = 8,811,006.60 × 2,458,573.12 - Step 4: Simplify right side
5,873,721.28x = 21,662,503,986,902.59 - Step 5: Solve for x
x = 21,662,503,986,902.59/5,873,721.28 - Step 6: Final answer
x = 3,688,037.44
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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.