Finding the Fourth Proportional to 4,033,936.12, 5,566,832.70 and 2,198,394.82
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Solution
The fourth proportional to 4,033,936.12, 5,566,832.70 and 2,198,394.82 is: 3,033,785.32
Step by Step Solution
- Step 1: Write the proportion equation
4,033,936.12 : 5,566,832.70 = 2,198,394.82 : x - Step 2: Convert to fraction form
4,033,936.12/5,566,832.70 = 2,198,394.82/x - Step 3: Cross multiply
4,033,936.12x = 5,566,832.70 × 2,198,394.82 - Step 4: Simplify right side
4,033,936.12x = 12,238,096,171,486.61 - Step 5: Solve for x
x = 12,238,096,171,486.61/4,033,936.12 - Step 6: Final answer
x = 3,033,785.32
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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.