Finding the Fourth Proportional to 1,339,571.07, 1,848,600.68 and 727,718.94
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Solution
The fourth proportional to 1,339,571.07, 1,848,600.68 and 727,718.94 is: 1,004,248.12
Step by Step Solution
- Step 1: Write the proportion equation
1,339,571.07 : 1,848,600.68 = 727,718.94 : x - Step 2: Convert to fraction form
1,339,571.07/1,848,600.68 = 727,718.94/x - Step 3: Cross multiply
1,339,571.07x = 1,848,600.68 × 727,718.94 - Step 4: Simplify right side
1,339,571.07x = 1,345,261,723,694.28 - Step 5: Solve for x
x = 1,345,261,723,694.28/1,339,571.07 - Step 6: Final answer
x = 1,004,248.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.