Finding the Fourth Proportional to 3,259,788.93, 4,887,690.48 and 1,554,453.81
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Solution
The fourth proportional to 3,259,788.93, 4,887,690.48 and 1,554,453.81 is: 2,330,730.38
Step by Step Solution
- Step 1: Write the proportion equation
3,259,788.93 : 4,887,690.48 = 1,554,453.81 : x - Step 2: Convert to fraction form
3,259,788.93/4,887,690.48 = 1,554,453.81/x - Step 3: Cross multiply
3,259,788.93x = 4,887,690.48 × 1,554,453.81 - Step 4: Simplify right side
3,259,788.93x = 7,597,689,088,736.73 - Step 5: Solve for x
x = 7,597,689,088,736.73/3,259,788.93 - Step 6: Final answer
x = 2,330,730.38
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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.