Finding the Fourth Proportional to 1,149,218.88, 1,723,251.60 and 669,601.68
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Solution
The fourth proportional to 1,149,218.88, 1,723,251.60 and 669,601.68 is: 1,004,066.49
Step by Step Solution
- Step 1: Write the proportion equation
1,149,218.88 : 1,723,251.60 = 669,601.68 : x - Step 2: Convert to fraction form
1,149,218.88/1,723,251.60 = 669,601.68/x - Step 3: Cross multiply
1,149,218.88x = 1,723,251.60 × 669,601.68 - Step 4: Simplify right side
1,149,218.88x = 1,153,892,166,422.69 - Step 5: Solve for x
x = 1,153,892,166,422.69/1,149,218.88 - Step 6: Final answer
x = 1,004,066.49
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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.