Finding the Fourth Proportional to 1,330,713.26, 1,836,382.48 and 757,753.42
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Solution
The fourth proportional to 1,330,713.26, 1,836,382.48 and 757,753.42 is: 1,045,698.68
Step by Step Solution
- Step 1: Write the proportion equation
1,330,713.26 : 1,836,382.48 = 757,753.42 : x - Step 2: Convert to fraction form
1,330,713.26/1,836,382.48 = 757,753.42/x - Step 3: Cross multiply
1,330,713.26x = 1,836,382.48 × 757,753.42 - Step 4: Simplify right side
1,330,713.26x = 1,391,525,098,162.74 - Step 5: Solve for x
x = 1,391,525,098,162.74/1,330,713.26 - Step 6: Final answer
x = 1,045,698.68
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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.