Finding the Fourth Proportional to 2,174,236.08, 3,000,523.08 and 1,207,382.82
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Solution
The fourth proportional to 2,174,236.08, 3,000,523.08 and 1,207,382.82 is: 1,666,231.21
Step by Step Solution
- Step 1: Write the proportion equation
2,174,236.08 : 3,000,523.08 = 1,207,382.82 : x - Step 2: Convert to fraction form
2,174,236.08/3,000,523.08 = 1,207,382.82/x - Step 3: Cross multiply
2,174,236.08x = 3,000,523.08 × 1,207,382.82 - Step 4: Simplify right side
2,174,236.08x = 3,622,780,017,805.49 - Step 5: Solve for x
x = 3,622,780,017,805.49/2,174,236.08 - Step 6: Final answer
x = 1,666,231.21
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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.