Finding the Fourth Proportional to 1,264,628.63, 1,745,082.18 and 713,313.97
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Solution
The fourth proportional to 1,264,628.63, 1,745,082.18 and 713,313.97 is: 984,313.86
Step by Step Solution
- Step 1: Write the proportion equation
1,264,628.63 : 1,745,082.18 = 713,313.97 : x - Step 2: Convert to fraction form
1,264,628.63/1,745,082.18 = 713,313.97/x - Step 3: Cross multiply
1,264,628.63x = 1,745,082.18 × 713,313.97 - Step 4: Simplify right side
1,264,628.63x = 1,244,791,493,429.35 - Step 5: Solve for x
x = 1,244,791,493,429.35/1,264,628.63 - Step 6: Final answer
x = 984,313.86
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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.