Finding the Fourth Proportional to 1,269,583.52, 1,904,519.74 and 460,349.10
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Solution
The fourth proportional to 1,269,583.52, 1,904,519.74 and 460,349.10 is: 690,576.03
Step by Step Solution
- Step 1: Write the proportion equation
1,269,583.52 : 1,904,519.74 = 460,349.10 : x - Step 2: Convert to fraction form
1,269,583.52/1,904,519.74 = 460,349.10/x - Step 3: Cross multiply
1,269,583.52x = 1,904,519.74 × 460,349.10 - Step 4: Simplify right side
1,269,583.52x = 876,743,942,597.05 - Step 5: Solve for x
x = 876,743,942,597.05/1,269,583.52 - Step 6: Final answer
x = 690,576.03
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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.