Finding the Fourth Proportional to 3,927,502.44, 5,419,321.04 and 2,208,520.44
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Solution
The fourth proportional to 3,927,502.44, 5,419,321.04 and 2,208,520.44 is: 3,047,402.64
Step by Step Solution
- Step 1: Write the proportion equation
3,927,502.44 : 5,419,321.04 = 2,208,520.44 : x - Step 2: Convert to fraction form
3,927,502.44/5,419,321.04 = 2,208,520.44/x - Step 3: Cross multiply
3,927,502.44x = 5,419,321.04 × 2,208,520.44 - Step 4: Simplify right side
3,927,502.44x = 11,968,681,287,762.06 - Step 5: Solve for x
x = 11,968,681,287,762.06/3,927,502.44 - Step 6: Final answer
x = 3,047,402.64
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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.