Finding the Fourth Proportional to 1,446,428.26, 2,169,945.84 and 547,850.11
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Solution
The fourth proportional to 1,446,428.26, 2,169,945.84 and 547,850.11 is: 821,890.09
Step by Step Solution
- Step 1: Write the proportion equation
1,446,428.26 : 2,169,945.84 = 547,850.11 : x - Step 2: Convert to fraction form
1,446,428.26/2,169,945.84 = 547,850.11/x - Step 3: Cross multiply
1,446,428.26x = 2,169,945.84 × 547,850.11 - Step 4: Simplify right side
1,446,428.26x = 1,188,805,060,962.85 - Step 5: Solve for x
x = 1,188,805,060,962.85/1,446,428.26 - Step 6: Final answer
x = 821,890.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.