Finding the Fourth Proportional to 4,173,967.53, 5,760,240.55 and 2,338,440.98
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Solution
The fourth proportional to 4,173,967.53, 5,760,240.55 and 2,338,440.98 is: 3,227,141.19
Step by Step Solution
- Step 1: Write the proportion equation
4,173,967.53 : 5,760,240.55 = 2,338,440.98 : x - Step 2: Convert to fraction form
4,173,967.53/5,760,240.55 = 2,338,440.98/x - Step 3: Cross multiply
4,173,967.53x = 5,760,240.55 × 2,338,440.98 - Step 4: Simplify right side
4,173,967.53x = 13,469,982,522,130.44 - Step 5: Solve for x
x = 13,469,982,522,130.44/4,173,967.53 - Step 6: Final answer
x = 3,227,141.19
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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.