Finding the Fourth Proportional to 2,497,571.54, 3,446,648.64 and 1,351,651.88
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Solution
The fourth proportional to 2,497,571.54, 3,446,648.64 and 1,351,651.88 is: 1,865,279.55
Step by Step Solution
- Step 1: Write the proportion equation
2,497,571.54 : 3,446,648.64 = 1,351,651.88 : x - Step 2: Convert to fraction form
2,497,571.54/3,446,648.64 = 1,351,651.88/x - Step 3: Cross multiply
2,497,571.54x = 3,446,648.64 × 1,351,651.88 - Step 4: Simplify right side
2,497,571.54x = 4,658,669,096,722.20 - Step 5: Solve for x
x = 4,658,669,096,722.20/2,497,571.54 - Step 6: Final answer
x = 1,865,279.55
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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.