Finding the Fourth Proportional to 1,665,738.68, 2,297,530.37 and 1,149,687.68
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Solution
The fourth proportional to 1,665,738.68, 2,297,530.37 and 1,149,687.68 is: 1,585,748.35
Step by Step Solution
- Step 1: Write the proportion equation
1,665,738.68 : 2,297,530.37 = 1,149,687.68 : x - Step 2: Convert to fraction form
1,665,738.68/2,297,530.37 = 1,149,687.68/x - Step 3: Cross multiply
1,665,738.68x = 2,297,530.37 × 1,149,687.68 - Step 4: Simplify right side
1,665,738.68x = 2,641,442,352,201.41 - Step 5: Solve for x
x = 2,641,442,352,201.41/1,665,738.68 - Step 6: Final answer
x = 1,585,748.35
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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.