Finding the Fourth Proportional to 2,322,118.87, 3,204,630.57 and 1,289,631.44
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Solution
The fourth proportional to 2,322,118.87, 3,204,630.57 and 1,289,631.44 is: 1,779,750.56
Step by Step Solution
- Step 1: Write the proportion equation
2,322,118.87 : 3,204,630.57 = 1,289,631.44 : x - Step 2: Convert to fraction form
2,322,118.87/3,204,630.57 = 1,289,631.44/x - Step 3: Cross multiply
2,322,118.87x = 3,204,630.57 × 1,289,631.44 - Step 4: Simplify right side
2,322,118.87x = 4,132,792,349,504.82 - Step 5: Solve for x
x = 4,132,792,349,504.82/2,322,118.87 - Step 6: Final answer
x = 1,779,750.56
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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.