Finding the Fourth Proportional to 4,121,651.44, 5,684,155.68 and 2,573,056.09
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Solution
The fourth proportional to 4,121,651.44, 5,684,155.68 and 2,573,056.09 is: 3,548,493.03
Step by Step Solution
- Step 1: Write the proportion equation
4,121,651.44 : 5,684,155.68 = 2,573,056.09 : x - Step 2: Convert to fraction form
4,121,651.44/5,684,155.68 = 2,573,056.09/x - Step 3: Cross multiply
4,121,651.44x = 5,684,155.68 × 2,573,056.09 - Step 4: Simplify right side
4,121,651.44x = 14,625,651,388,932.09 - Step 5: Solve for x
x = 14,625,651,388,932.09/4,121,651.44 - Step 6: Final answer
x = 3,548,493.03
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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.