Finding the Fourth Proportional to 3,106,912.28, 4,660,534.49 and 977,162.47
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Solution
The fourth proportional to 3,106,912.28, 4,660,534.49 and 977,162.47 is: 1,465,795.94
Step by Step Solution
- Step 1: Write the proportion equation
3,106,912.28 : 4,660,534.49 = 977,162.47 : x - Step 2: Convert to fraction form
3,106,912.28/4,660,534.49 = 977,162.47/x - Step 3: Cross multiply
3,106,912.28x = 4,660,534.49 × 977,162.47 - Step 4: Simplify right side
3,106,912.28x = 4,554,099,393,768.59 - Step 5: Solve for x
x = 4,554,099,393,768.59/3,106,912.28 - Step 6: Final answer
x = 1,465,795.94
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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.