Finding the Fourth Proportional to 1,529,631.98, 2,110,805.43 and 850,553.90
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Solution
The fourth proportional to 1,529,631.98, 2,110,805.43 and 850,553.90 is: 1,173,716.17
Step by Step Solution
- Step 1: Write the proportion equation
1,529,631.98 : 2,110,805.43 = 850,553.90 : x - Step 2: Convert to fraction form
1,529,631.98/2,110,805.43 = 850,553.90/x - Step 3: Cross multiply
1,529,631.98x = 2,110,805.43 × 850,553.90 - Step 4: Simplify right side
1,529,631.98x = 1,795,353,790,627.68 - Step 5: Solve for x
x = 1,795,353,790,627.68/1,529,631.98 - Step 6: Final answer
x = 1,173,716.17
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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.