Finding the Fourth Proportional to 5,159,496.21, 7,739,419.07 and 1,372,982.73
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Solution
The fourth proportional to 5,159,496.21, 7,739,419.07 and 1,372,982.73 is: 2,059,520.60
Step by Step Solution
- Step 1: Write the proportion equation
5,159,496.21 : 7,739,419.07 = 1,372,982.73 : x - Step 2: Convert to fraction form
5,159,496.21/7,739,419.07 = 1,372,982.73/x - Step 3: Cross multiply
5,159,496.21x = 7,739,419.07 × 1,372,982.73 - Step 4: Simplify right side
5,159,496.21x = 10,626,088,723,342.66 - Step 5: Solve for x
x = 10,626,088,723,342.66/5,159,496.21 - Step 6: Final answer
x = 2,059,520.60
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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.