Finding the Fourth Proportional to 1,668,962.41, 2,504,471.50 and 657,912.31
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Solution
The fourth proportional to 1,668,962.41, 2,504,471.50 and 657,912.31 is: 987,273.66
Step by Step Solution
- Step 1: Write the proportion equation
1,668,962.41 : 2,504,471.50 = 657,912.31 : x - Step 2: Convert to fraction form
1,668,962.41/2,504,471.50 = 657,912.31/x - Step 3: Cross multiply
1,668,962.41x = 2,504,471.50 × 657,912.31 - Step 4: Simplify right side
1,668,962.41x = 1,647,722,624,455.38 - Step 5: Solve for x
x = 1,647,722,624,455.38/1,668,962.41 - Step 6: Final answer
x = 987,273.66
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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.