Finding the Fourth Proportional to 3,093,771.51, 4,269,406.73 and 1,717,115.76
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Solution
The fourth proportional to 3,093,771.51, 4,269,406.73 and 1,717,115.76 is: 2,369,620.88
Step by Step Solution
- Step 1: Write the proportion equation
3,093,771.51 : 4,269,406.73 = 1,717,115.76 : x - Step 2: Convert to fraction form
3,093,771.51/4,269,406.73 = 1,717,115.76/x - Step 3: Cross multiply
3,093,771.51x = 4,269,406.73 × 1,717,115.76 - Step 4: Simplify right side
3,093,771.51x = 7,331,065,573,347.49 - Step 5: Solve for x
x = 7,331,065,573,347.49/3,093,771.51 - Step 6: Final answer
x = 2,369,620.88
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1.5x scale
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.