Finding the Fourth Proportional to 2,082,982.31, 3,121,416.64 and 1,173,934.49
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Solution
The fourth proportional to 2,082,982.31, 3,121,416.64 and 1,173,934.49 is: 1,759,178.95
Step by Step Solution
- Step 1: Write the proportion equation
2,082,982.31 : 3,121,416.64 = 1,173,934.49 : x - Step 2: Convert to fraction form
2,082,982.31/3,121,416.64 = 1,173,934.49/x - Step 3: Cross multiply
2,082,982.31x = 3,121,416.64 × 1,173,934.49 - Step 4: Simplify right side
2,082,982.31x = 3,664,338,634,529.14 - Step 5: Solve for x
x = 3,664,338,634,529.14/2,082,982.31 - Step 6: Final answer
x = 1,759,178.95
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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.