Finding the Fourth Proportional to 3,751,112.23, 5,176,559.73 and 2,032,232.75
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Solution
The fourth proportional to 3,751,112.23, 5,176,559.73 and 2,032,232.75 is: 2,804,494.65
Step by Step Solution
- Step 1: Write the proportion equation
3,751,112.23 : 5,176,559.73 = 2,032,232.75 : x - Step 2: Convert to fraction form
3,751,112.23/5,176,559.73 = 2,032,232.75/x - Step 3: Cross multiply
3,751,112.23x = 5,176,559.73 × 2,032,232.75 - Step 4: Simplify right side
3,751,112.23x = 10,519,974,189,754.36 - Step 5: Solve for x
x = 10,519,974,189,754.36/3,751,112.23 - Step 6: Final answer
x = 2,804,494.65
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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.