Finding the Fourth Proportional to 3,398,135.36, 5,097,036.92 and 1,268,053.44
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Solution
The fourth proportional to 3,398,135.36, 5,097,036.92 and 1,268,053.44 is: 1,902,018.17
Step by Step Solution
- Step 1: Write the proportion equation
3,398,135.36 : 5,097,036.92 = 1,268,053.44 : x - Step 2: Convert to fraction form
3,398,135.36/5,097,036.92 = 1,268,053.44/x - Step 3: Cross multiply
3,398,135.36x = 5,097,036.92 × 1,268,053.44 - Step 4: Simplify right side
3,398,135.36x = 6,463,315,200,213.01 - Step 5: Solve for x
x = 6,463,315,200,213.01/3,398,135.36 - Step 6: Final answer
x = 1,902,018.17
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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.