Finding the Fourth Proportional to 2,410,530.21, 3,326,581.85 and 1,322,738.28
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Solution
The fourth proportional to 2,410,530.21, 3,326,581.85 and 1,322,738.28 is: 1,825,406.35
Step by Step Solution
- Step 1: Write the proportion equation
2,410,530.21 : 3,326,581.85 = 1,322,738.28 : x - Step 2: Convert to fraction form
2,410,530.21/3,326,581.85 = 1,322,738.28/x - Step 3: Cross multiply
2,410,530.21x = 3,326,581.85 × 1,322,738.28 - Step 4: Simplify right side
2,410,530.21x = 4,400,197,147,934.53 - Step 5: Solve for x
x = 4,400,197,147,934.53/2,410,530.21 - Step 6: Final answer
x = 1,825,406.35
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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.