Finding the Fourth Proportional to 2,647,350.99, 3,652,130.97 and 1,559,101.62
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Solution
The fourth proportional to 2,647,350.99, 3,652,130.97 and 1,559,101.62 is: 2,150,845.63
Step by Step Solution
- Step 1: Write the proportion equation
2,647,350.99 : 3,652,130.97 = 1,559,101.62 : x - Step 2: Convert to fraction form
2,647,350.99/3,652,130.97 = 1,559,101.62/x - Step 3: Cross multiply
2,647,350.99x = 3,652,130.97 × 1,559,101.62 - Step 4: Simplify right side
2,647,350.99x = 5,694,043,311,779.17 - Step 5: Solve for x
x = 5,694,043,311,779.17/2,647,350.99 - Step 6: Final answer
x = 2,150,845.63
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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.