Finding the Fourth Proportional to 2,764,213.76, 3,814,467.84 and 1,556,912
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Solution
The fourth proportional to 2,764,213.76, 3,814,467.84 and 1,556,912 is: 2,148,455.68
Step by Step Solution
- Step 1: Write the proportion equation
2,764,213.76 : 3,814,467.84 = 1,556,912 : x - Step 2: Convert to fraction form
2,764,213.76/3,814,467.84 = 1,556,912/x - Step 3: Cross multiply
2,764,213.76x = 3,814,467.84 × 1,556,912 - Step 4: Simplify right side
2,764,213.76x = 5,938,790,753,710.08 - Step 5: Solve for x
x = 5,938,790,753,710.08/2,764,213.76 - Step 6: Final answer
x = 2,148,455.68
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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.