Finding the Fourth Proportional to 4,835,729.13, 6,673,042.62 and 2,659,921.02
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Solution
The fourth proportional to 4,835,729.13, 6,673,042.62 and 2,659,921.02 is: 3,670,546.02
Step by Step Solution
- Step 1: Write the proportion equation
4,835,729.13 : 6,673,042.62 = 2,659,921.02 : x - Step 2: Convert to fraction form
4,835,729.13/6,673,042.62 = 2,659,921.02/x - Step 3: Cross multiply
4,835,729.13x = 6,673,042.62 × 2,659,921.02 - Step 4: Simplify right side
4,835,729.13x = 17,749,766,332,293.87 - Step 5: Solve for x
x = 17,749,766,332,293.87/4,835,729.13 - Step 6: Final answer
x = 3,670,546.02
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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.