Finding the Fourth Proportional to 2,382,416.36, 3,287,766.60 and 1,294,709.48
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Solution
The fourth proportional to 2,382,416.36, 3,287,766.60 and 1,294,709.48 is: 1,786,716.49
Step by Step Solution
- Step 1: Write the proportion equation
2,382,416.36 : 3,287,766.60 = 1,294,709.48 : x - Step 2: Convert to fraction form
2,382,416.36/3,287,766.60 = 1,294,709.48/x - Step 3: Cross multiply
2,382,416.36x = 3,287,766.60 × 1,294,709.48 - Step 4: Simplify right side
2,382,416.36x = 4,256,702,585,047.37 - Step 5: Solve for x
x = 4,256,702,585,047.37/2,382,416.36 - Step 6: Final answer
x = 1,786,716.49
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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.