Finding the Fourth Proportional to 3,104,036.63, 4,283,539.53 and 1,727,356.78
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Solution
The fourth proportional to 3,104,036.63, 4,283,539.53 and 1,727,356.78 is: 2,383,735.09
Step by Step Solution
- Step 1: Write the proportion equation
3,104,036.63 : 4,283,539.53 = 1,727,356.78 : x - Step 2: Convert to fraction form
3,104,036.63/4,283,539.53 = 1,727,356.78/x - Step 3: Cross multiply
3,104,036.63x = 4,283,539.53 × 1,727,356.78 - Step 4: Simplify right side
3,104,036.63x = 7,399,201,028,125.82 - Step 5: Solve for x
x = 7,399,201,028,125.82/3,104,036.63 - Step 6: Final answer
x = 2,383,735.09
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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.