Finding the Fourth Proportional to 4,086,537.66, 5,638,148.69 and 2,320,146.99
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Solution
The fourth proportional to 4,086,537.66, 5,638,148.69 and 2,320,146.99 is: 3,201,079.93
Step by Step Solution
- Step 1: Write the proportion equation
4,086,537.66 : 5,638,148.69 = 2,320,146.99 : x - Step 2: Convert to fraction form
4,086,537.66/5,638,148.69 = 2,320,146.99/x - Step 3: Cross multiply
4,086,537.66x = 5,638,148.69 × 2,320,146.99 - Step 4: Simplify right side
4,086,537.66x = 13,081,333,700,675.21 - Step 5: Solve for x
x = 13,081,333,700,675.21/4,086,537.66 - Step 6: Final answer
x = 3,201,079.93
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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.