Finding the Fourth Proportional to 3,646,941.81, 5,466,064.68 and 1,699,057.44
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Solution
The fourth proportional to 3,646,941.81, 5,466,064.68 and 1,699,057.44 is: 2,546,560.47
Step by Step Solution
- Step 1: Write the proportion equation
3,646,941.81 : 5,466,064.68 = 1,699,057.44 : x - Step 2: Convert to fraction form
3,646,941.81/5,466,064.68 = 1,699,057.44/x - Step 3: Cross multiply
3,646,941.81x = 5,466,064.68 × 1,699,057.44 - Step 4: Simplify right side
3,646,941.81x = 9,287,157,862,075.22 - Step 5: Solve for x
x = 9,287,157,862,075.22/3,646,941.81 - Step 6: Final answer
x = 2,546,560.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.