Finding the Fourth Proportional to 2,789,944.42, 4,183,115.67 and 1,193,548.90
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Solution
The fourth proportional to 2,789,944.42, 4,183,115.67 and 1,193,548.90 is: 1,789,552.89
Step by Step Solution
- Step 1: Write the proportion equation
2,789,944.42 : 4,183,115.67 = 1,193,548.90 : x - Step 2: Convert to fraction form
2,789,944.42/4,183,115.67 = 1,193,548.90/x - Step 3: Cross multiply
2,789,944.42x = 4,183,115.67 × 1,193,548.90 - Step 4: Simplify right side
2,789,944.42x = 4,992,753,106,501.26 - Step 5: Solve for x
x = 4,992,753,106,501.26/2,789,944.42 - Step 6: Final answer
x = 1,789,552.89
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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.