Finding the Fourth Proportional to 3,086,399.99, 4,629,600.50 and 1,288,302.58
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Solution
The fourth proportional to 3,086,399.99, 4,629,600.50 and 1,288,302.58 is: 1,932,454.09
Step by Step Solution
- Step 1: Write the proportion equation
3,086,399.99 : 4,629,600.50 = 1,288,302.58 : x - Step 2: Convert to fraction form
3,086,399.99/4,629,600.50 = 1,288,302.58/x - Step 3: Cross multiply
3,086,399.99x = 4,629,600.50 × 1,288,302.58 - Step 4: Simplify right side
3,086,399.99x = 5,964,326,279,810.01 - Step 5: Solve for x
x = 5,964,326,279,810.01/3,086,399.99 - Step 6: Final answer
x = 1,932,454.09
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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.