Finding the Fourth Proportional to 4,527,619.63, 6,247,992.53 and 2,567,857.12
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Solution
The fourth proportional to 4,527,619.63, 6,247,992.53 and 2,567,857.12 is: 3,543,573.32
Step by Step Solution
- Step 1: Write the proportion equation
4,527,619.63 : 6,247,992.53 = 2,567,857.12 : x - Step 2: Convert to fraction form
4,527,619.63/6,247,992.53 = 2,567,857.12/x - Step 3: Cross multiply
4,527,619.63x = 6,247,992.53 × 2,567,857.12 - Step 4: Simplify right side
4,527,619.63x = 16,043,952,094,666.97 - Step 5: Solve for x
x = 16,043,952,094,666.97/4,527,619.63 - Step 6: Final answer
x = 3,543,573.32
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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.