Finding the Fourth Proportional to 1,057,586.99, 1,459,487.63 and 574,152.21
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Solution
The fourth proportional to 1,057,586.99, 1,459,487.63 and 574,152.21 is: 792,339.60
Step by Step Solution
- Step 1: Write the proportion equation
1,057,586.99 : 1,459,487.63 = 574,152.21 : x - Step 2: Convert to fraction form
1,057,586.99/1,459,487.63 = 574,152.21/x - Step 3: Cross multiply
1,057,586.99x = 1,459,487.63 × 574,152.21 - Step 4: Simplify right side
1,057,586.99x = 837,968,045,361.40 - Step 5: Solve for x
x = 837,968,045,361.40/1,057,586.99 - Step 6: Final answer
x = 792,339.60
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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.