Finding the Fourth Proportional to 1,085,958.66, 1,498,760.10 and 713,736.12
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Solution
The fourth proportional to 1,085,958.66, 1,498,760.10 and 713,736.12 is: 985,045.99
Step by Step Solution
- Step 1: Write the proportion equation
1,085,958.66 : 1,498,760.10 = 713,736.12 : x - Step 2: Convert to fraction form
1,085,958.66/1,498,760.10 = 713,736.12/x - Step 3: Cross multiply
1,085,958.66x = 1,498,760.10 × 713,736.12 - Step 4: Simplify right side
1,085,958.66x = 1,069,719,218,584.81 - Step 5: Solve for x
x = 1,069,719,218,584.81/1,085,958.66 - Step 6: Final answer
x = 985,045.99
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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.