Finding the Fourth Proportional to 1,264,736.24, 1,897,107.56 and 516,782.24
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Solution
The fourth proportional to 1,264,736.24, 1,897,107.56 and 516,782.24 is: 775,174.67
Step by Step Solution
- Step 1: Write the proportion equation
1,264,736.24 : 1,897,107.56 = 516,782.24 : x - Step 2: Convert to fraction form
1,264,736.24/1,897,107.56 = 516,782.24/x - Step 3: Cross multiply
1,264,736.24x = 1,897,107.56 × 516,782.24 - Step 4: Simplify right side
1,264,736.24x = 980,391,494,377.73 - Step 5: Solve for x
x = 980,391,494,377.73/1,264,736.24 - Step 6: Final answer
x = 775,174.67
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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.