Finding the Fourth Proportional to 1,505,938.74, 2,259,805.67 and 546,469.19
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Solution
The fourth proportional to 1,505,938.74, 2,259,805.67 and 546,469.19 is: 820,029.49
Step by Step Solution
- Step 1: Write the proportion equation
1,505,938.74 : 2,259,805.67 = 546,469.19 : x - Step 2: Convert to fraction form
1,505,938.74/2,259,805.67 = 546,469.19/x - Step 3: Cross multiply
1,505,938.74x = 2,259,805.67 × 546,469.19 - Step 4: Simplify right side
1,505,938.74x = 1,234,914,183,791.67 - Step 5: Solve for x
x = 1,234,914,183,791.67/1,505,938.74 - Step 6: Final answer
x = 820,029.49
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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.