Finding the Fourth Proportional to 2,407,644.92, 3,322,528.79 and 1,319,896.74
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Solution
The fourth proportional to 2,407,644.92, 3,322,528.79 and 1,319,896.74 is: 1,821,445.88
Step by Step Solution
- Step 1: Write the proportion equation
2,407,644.92 : 3,322,528.79 = 1,319,896.74 : x - Step 2: Convert to fraction form
2,407,644.92/3,322,528.79 = 1,319,896.74/x - Step 3: Cross multiply
2,407,644.92x = 3,322,528.79 × 1,319,896.74 - Step 4: Simplify right side
2,407,644.92x = 4,385,394,918,477.14 - Step 5: Solve for x
x = 4,385,394,918,477.14/2,407,644.92 - Step 6: Final answer
x = 1,821,445.88
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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.