Finding the Fourth Proportional to 2,601,668.18, 3,590,212 and 1,440,165.11
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Solution
The fourth proportional to 2,601,668.18, 3,590,212 and 1,440,165.11 is: 1,987,377.97
Step by Step Solution
- Step 1: Write the proportion equation
2,601,668.18 : 3,590,212 = 1,440,165.11 : x - Step 2: Convert to fraction form
2,601,668.18/3,590,212 = 1,440,165.11/x - Step 3: Cross multiply
2,601,668.18x = 3,590,212 × 1,440,165.11 - Step 4: Simplify right side
2,601,668.18x = 5,170,498,041,952.26 - Step 5: Solve for x
x = 5,170,498,041,952.26/2,601,668.18 - Step 6: Final answer
x = 1,987,377.97
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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.