Finding the Fourth Proportional to 3,049,001.81, 4,207,593.82 and 1,672,317.53
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Solution
The fourth proportional to 3,049,001.81, 4,207,593.82 and 1,672,317.53 is: 2,307,782.46
Step by Step Solution
- Step 1: Write the proportion equation
3,049,001.81 : 4,207,593.82 = 1,672,317.53 : x - Step 2: Convert to fraction form
3,049,001.81/4,207,593.82 = 1,672,317.53/x - Step 3: Cross multiply
3,049,001.81x = 4,207,593.82 × 1,672,317.53 - Step 4: Simplify right side
3,049,001.81x = 7,036,432,904,305.67 - Step 5: Solve for x
x = 7,036,432,904,305.67/3,049,001.81 - Step 6: Final answer
x = 2,307,782.46
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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.