Finding the Fourth Proportional to 1,324,224.10, 1,827,302.94 and 743,314.18
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Solution
The fourth proportional to 1,324,224.10, 1,827,302.94 and 743,314.18 is: 1,025,702.66
Step by Step Solution
- Step 1: Write the proportion equation
1,324,224.10 : 1,827,302.94 = 743,314.18 : x - Step 2: Convert to fraction form
1,324,224.10/1,827,302.94 = 743,314.18/x - Step 3: Cross multiply
1,324,224.10x = 1,827,302.94 × 743,314.18 - Step 4: Simplify right side
1,324,224.10x = 1,358,260,186,457.69 - Step 5: Solve for x
x = 1,358,260,186,457.69/1,324,224.10 - Step 6: Final answer
x = 1,025,702.66
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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.