Finding the Fourth Proportional to 2,369,049.16, 3,269,287.44 and 1,281,320.44
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Solution
The fourth proportional to 2,369,049.16, 3,269,287.44 and 1,281,320.44 is: 1,768,221.99
Step by Step Solution
- Step 1: Write the proportion equation
2,369,049.16 : 3,269,287.44 = 1,281,320.44 : x - Step 2: Convert to fraction form
2,369,049.16/3,269,287.44 = 1,281,320.44/x - Step 3: Cross multiply
2,369,049.16x = 3,269,287.44 × 1,281,320.44 - Step 4: Simplify right side
2,369,049.16x = 4,189,004,821,107.27 - Step 5: Solve for x
x = 4,189,004,821,107.27/2,369,049.16 - Step 6: Final answer
x = 1,768,221.99
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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.