Finding the Fourth Proportional to 4,161,708.75, 6,198,679.07 and 3,974,982.09
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Solution
The fourth proportional to 4,161,708.75, 6,198,679.07 and 3,974,982.09 is: 5,920,558.06
Step by Step Solution
- Step 1: Write the proportion equation
4,161,708.75 : 6,198,679.07 = 3,974,982.09 : x - Step 2: Convert to fraction form
4,161,708.75/6,198,679.07 = 3,974,982.09/x - Step 3: Cross multiply
4,161,708.75x = 6,198,679.07 × 3,974,982.09 - Step 4: Simplify right side
4,161,708.75x = 24,639,638,284,907.86 - Step 5: Solve for x
x = 24,639,638,284,907.86/4,161,708.75 - Step 6: Final answer
x = 5,920,558.06
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.