Finding the Fourth Proportional to 5,040,276.16, 7,560,441.60 and 1,253,759.08
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Solution
The fourth proportional to 5,040,276.16, 7,560,441.60 and 1,253,759.08 is: 1,880,645.43
Step by Step Solution
- Step 1: Write the proportion equation
5,040,276.16 : 7,560,441.60 = 1,253,759.08 : x - Step 2: Convert to fraction form
5,040,276.16/7,560,441.60 = 1,253,759.08/x - Step 3: Cross multiply
5,040,276.16x = 7,560,441.60 × 1,253,759.08 - Step 4: Simplify right side
5,040,276.16x = 9,478,972,304,809.73 - Step 5: Solve for x
x = 9,478,972,304,809.73/5,040,276.16 - Step 6: Final answer
x = 1,880,645.43
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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.