Finding the Fourth Proportional to 2,909,148.36, 4,364,409.42 and 914,604.36
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Solution
The fourth proportional to 2,909,148.36, 4,364,409.42 and 914,604.36 is: 1,372,122.49
Step by Step Solution
- Step 1: Write the proportion equation
2,909,148.36 : 4,364,409.42 = 914,604.36 : x - Step 2: Convert to fraction form
2,909,148.36/4,364,409.42 = 914,604.36/x - Step 3: Cross multiply
2,909,148.36x = 4,364,409.42 × 914,604.36 - Step 4: Simplify right side
2,909,148.36x = 3,991,707,884,357.07 - Step 5: Solve for x
x = 3,991,707,884,357.07/2,909,148.36 - Step 6: Final answer
x = 1,372,122.49
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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.