Finding the Fourth Proportional to 3,649,623.36, 5,474,741.28 and 1,344,744
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Solution
The fourth proportional to 3,649,623.36, 5,474,741.28 and 1,344,744 is: 2,017,228.84
Step by Step Solution
- Step 1: Write the proportion equation
3,649,623.36 : 5,474,741.28 = 1,344,744 : x - Step 2: Convert to fraction form
3,649,623.36/5,474,741.28 = 1,344,744/x - Step 3: Cross multiply
3,649,623.36x = 5,474,741.28 × 1,344,744 - Step 4: Simplify right side
3,649,623.36x = 7,362,125,487,832.32 - Step 5: Solve for x
x = 7,362,125,487,832.32/3,649,623.36 - Step 6: Final answer
x = 2,017,228.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.