Finding the Fourth Proportional to 1,441,356.57, 2,161,304.96 and 481,469.99
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Solution
The fourth proportional to 1,441,356.57, 2,161,304.96 and 481,469.99 is: 721,961.16
Step by Step Solution
- Step 1: Write the proportion equation
1,441,356.57 : 2,161,304.96 = 481,469.99 : x - Step 2: Convert to fraction form
1,441,356.57/2,161,304.96 = 481,469.99/x - Step 3: Cross multiply
1,441,356.57x = 2,161,304.96 × 481,469.99 - Step 4: Simplify right side
1,441,356.57x = 1,040,603,464,264.28 - Step 5: Solve for x
x = 1,040,603,464,264.28/1,441,356.57 - Step 6: Final answer
x = 721,961.16
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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.