Finding the Fourth Proportional to 1,629,635.24, 2,248,853.40 and 904,464.24
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Solution
The fourth proportional to 1,629,635.24, 2,248,853.40 and 904,464.24 is: 1,248,136.66
Step by Step Solution
- Step 1: Write the proportion equation
1,629,635.24 : 2,248,853.40 = 904,464.24 : x - Step 2: Convert to fraction form
1,629,635.24/2,248,853.40 = 904,464.24/x - Step 3: Cross multiply
1,629,635.24x = 2,248,853.40 × 904,464.24 - Step 4: Simplify right side
1,629,635.24x = 2,034,007,481,302.42 - Step 5: Solve for x
x = 2,034,007,481,302.42/1,629,635.24 - Step 6: Final answer
x = 1,248,136.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.