Finding the Fourth Proportional to 1,734,121.05, 2,597,816.79 and 1,277,884.60
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Solution
The fourth proportional to 1,734,121.05, 2,597,816.79 and 1,277,884.60 is: 1,914,347.37
Step by Step Solution
- Step 1: Write the proportion equation
1,734,121.05 : 2,597,816.79 = 1,277,884.60 : x - Step 2: Convert to fraction form
1,734,121.05/2,597,816.79 = 1,277,884.60/x - Step 3: Cross multiply
1,734,121.05x = 2,597,816.79 × 1,277,884.60 - Step 4: Simplify right side
1,734,121.05x = 3,319,710,074,086.56 - Step 5: Solve for x
x = 3,319,710,074,086.56/1,734,121.05 - Step 6: Final answer
x = 1,914,347.37
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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.