Finding the Fourth Proportional to 3,691,888.44, 5,092,831.98 and 2,546,535.48
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Solution
The fourth proportional to 3,691,888.44, 5,092,831.98 and 2,546,535.48 is: 3,512,857.32
Step by Step Solution
- Step 1: Write the proportion equation
3,691,888.44 : 5,092,831.98 = 2,546,535.48 : x - Step 2: Convert to fraction form
3,691,888.44/5,092,831.98 = 2,546,535.48/x - Step 3: Cross multiply
3,691,888.44x = 5,092,831.98 × 2,546,535.48 - Step 4: Simplify right side
3,691,888.44x = 12,969,077,330,748.65 - Step 5: Solve for x
x = 12,969,077,330,748.65/3,691,888.44 - Step 6: Final answer
x = 3,512,857.32
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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.