Finding the Fourth Proportional to 1,158,396.24, 1,598,584.68 and 705,687.24
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Solution
The fourth proportional to 1,158,396.24, 1,598,584.68 and 705,687.24 is: 973,847.09
Step by Step Solution
- Step 1: Write the proportion equation
1,158,396.24 : 1,598,584.68 = 705,687.24 : x - Step 2: Convert to fraction form
1,158,396.24/1,598,584.68 = 705,687.24/x - Step 3: Cross multiply
1,158,396.24x = 1,598,584.68 × 705,687.24 - Step 4: Simplify right side
1,158,396.24x = 1,128,100,810,735.48 - Step 5: Solve for x
x = 1,128,100,810,735.48/1,158,396.24 - Step 6: Final answer
x = 973,847.09
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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.