Finding the Fourth Proportional to 4,932,739.09, 6,805,290.18 and 2,998,293.85
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Solution
The fourth proportional to 4,932,739.09, 6,805,290.18 and 2,998,293.85 is: 4,136,496.85
Step by Step Solution
- Step 1: Write the proportion equation
4,932,739.09 : 6,805,290.18 = 2,998,293.85 : x - Step 2: Convert to fraction form
4,932,739.09/6,805,290.18 = 2,998,293.85/x - Step 3: Cross multiply
4,932,739.09x = 6,805,290.18 × 2,998,293.85 - Step 4: Simplify right side
4,932,739.09x = 20,404,259,694,159.39 - Step 5: Solve for x
x = 20,404,259,694,159.39/4,932,739.09 - Step 6: Final answer
x = 4,136,496.85
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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.