Finding the Fourth Proportional to 1,349,112.69, 1,861,177.49 and 804,932.07
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Solution
The fourth proportional to 1,349,112.69, 1,861,177.49 and 804,932.07 is: 1,110,449.46
Step by Step Solution
- Step 1: Write the proportion equation
1,349,112.69 : 1,861,177.49 = 804,932.07 : x - Step 2: Convert to fraction form
1,349,112.69/1,861,177.49 = 804,932.07/x - Step 3: Cross multiply
1,349,112.69x = 1,861,177.49 × 804,932.07 - Step 4: Simplify right side
1,349,112.69x = 1,498,121,453,491.16 - Step 5: Solve for x
x = 1,498,121,453,491.16/1,349,112.69 - Step 6: Final answer
x = 1,110,449.46
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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.