Finding the Fourth Proportional to 4,487,655.12, 6,192,963.48 and 2,450,466.48
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Solution
The fourth proportional to 4,487,655.12, 6,192,963.48 and 2,450,466.48 is: 3,381,643.42
Step by Step Solution
- Step 1: Write the proportion equation
4,487,655.12 : 6,192,963.48 = 2,450,466.48 : x - Step 2: Convert to fraction form
4,487,655.12/6,192,963.48 = 2,450,466.48/x - Step 3: Cross multiply
4,487,655.12x = 6,192,963.48 × 2,450,466.48 - Step 4: Simplify right side
4,487,655.12x = 15,175,649,419,604.15 - Step 5: Solve for x
x = 15,175,649,419,604.15/4,487,655.12 - Step 6: Final answer
x = 3,381,643.42
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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.