Finding the Fourth Proportional to 2,393,286.86, 3,303,268.42 and 1,521,944.95
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Solution
The fourth proportional to 2,393,286.86, 3,303,268.42 and 1,521,944.95 is: 2,100,622.69
Step by Step Solution
- Step 1: Write the proportion equation
2,393,286.86 : 3,303,268.42 = 1,521,944.95 : x - Step 2: Convert to fraction form
2,393,286.86/3,303,268.42 = 1,521,944.95/x - Step 3: Cross multiply
2,393,286.86x = 3,303,268.42 × 1,521,944.95 - Step 4: Simplify right side
2,393,286.86x = 5,027,392,690,313.48 - Step 5: Solve for x
x = 5,027,392,690,313.48/2,393,286.86 - Step 6: Final answer
x = 2,100,622.69
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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.