Finding the Fourth Proportional to 3,546,131.97, 5,319,945.23 and 1,149,789.74
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Solution
The fourth proportional to 3,546,131.97, 5,319,945.23 and 1,149,789.74 is: 1,724,926.90
Step by Step Solution
- Step 1: Write the proportion equation
3,546,131.97 : 5,319,945.23 = 1,149,789.74 : x - Step 2: Convert to fraction form
3,546,131.97/5,319,945.23 = 1,149,789.74/x - Step 3: Cross multiply
3,546,131.97x = 5,319,945.23 × 1,149,789.74 - Step 4: Simplify right side
3,546,131.97x = 6,116,818,428,078.84 - Step 5: Solve for x
x = 6,116,818,428,078.84/3,546,131.97 - Step 6: Final answer
x = 1,724,926.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.