Finding the Fourth Proportional to 4,171,826.73, 6,258,716.50 and 1,293,043.09
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Solution
The fourth proportional to 4,171,826.73, 6,258,716.50 and 1,293,043.09 is: 1,939,867.27
Step by Step Solution
- Step 1: Write the proportion equation
4,171,826.73 : 6,258,716.50 = 1,293,043.09 : x - Step 2: Convert to fraction form
4,171,826.73/6,258,716.50 = 1,293,043.09/x - Step 3: Cross multiply
4,171,826.73x = 6,258,716.50 × 1,293,043.09 - Step 4: Simplify right side
4,171,826.73x = 8,092,790,122,593.99 - Step 5: Solve for x
x = 8,092,790,122,593.99/4,171,826.73 - Step 6: Final answer
x = 1,939,867.27
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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.