Finding the Fourth Proportional to 5,232,466.42, 7,219,180.79 and 3,055,439.14
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Solution
The fourth proportional to 5,232,466.42, 7,219,180.79 and 3,055,439.14 is: 4,215,558.36
Step by Step Solution
- Step 1: Write the proportion equation
5,232,466.42 : 7,219,180.79 = 3,055,439.14 : x - Step 2: Convert to fraction form
5,232,466.42/7,219,180.79 = 3,055,439.14/x - Step 3: Cross multiply
5,232,466.42x = 7,219,180.79 × 3,055,439.14 - Step 4: Simplify right side
5,232,466.42x = 22,057,767,544,502.12 - Step 5: Solve for x
x = 22,057,767,544,502.12/5,232,466.42 - Step 6: Final answer
x = 4,215,558.36
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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.