Finding the Fourth Proportional to 4,618,261.62, 6,373,378.31 and 3,066,841.18
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Solution
The fourth proportional to 4,618,261.62, 6,373,378.31 and 3,066,841.18 is: 4,232,358.54
Step by Step Solution
- Step 1: Write the proportion equation
4,618,261.62 : 6,373,378.31 = 3,066,841.18 : x - Step 2: Convert to fraction form
4,618,261.62/6,373,378.31 = 3,066,841.18/x - Step 3: Cross multiply
4,618,261.62x = 6,373,378.31 × 3,066,841.18 - Step 4: Simplify right side
4,618,261.62x = 19,546,139,025,559.16 - Step 5: Solve for x
x = 19,546,139,025,559.16/4,618,261.62 - Step 6: Final answer
x = 4,232,358.54
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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.