Finding the Fourth Proportional to 5,745,524.76, 7,928,879.36 and 3,167,297.79
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Solution
The fourth proportional to 5,745,524.76, 7,928,879.36 and 3,167,297.79 is: 4,370,901.38
Step by Step Solution
- Step 1: Write the proportion equation
5,745,524.76 : 7,928,879.36 = 3,167,297.79 : x - Step 2: Convert to fraction form
5,745,524.76/7,928,879.36 = 3,167,297.79/x - Step 3: Cross multiply
5,745,524.76x = 7,928,879.36 × 3,167,297.79 - Step 4: Simplify right side
5,745,524.76x = 25,113,122,058,268.13 - Step 5: Solve for x
x = 25,113,122,058,268.13/5,745,524.76 - Step 6: Final answer
x = 4,370,901.38
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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.