Finding the Fourth Proportional to 4,882,249.48, 6,738,201.78 and 2,707,276.36
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Solution
The fourth proportional to 4,882,249.48, 6,738,201.78 and 2,707,276.36 is: 3,736,428.15
Step by Step Solution
- Step 1: Write the proportion equation
4,882,249.48 : 6,738,201.78 = 2,707,276.36 : x - Step 2: Convert to fraction form
4,882,249.48/6,738,201.78 = 2,707,276.36/x - Step 3: Cross multiply
4,882,249.48x = 6,738,201.78 × 2,707,276.36 - Step 4: Simplify right side
4,882,249.48x = 18,242,174,387,903.92 - Step 5: Solve for x
x = 18,242,174,387,903.92/4,882,249.48 - Step 6: Final answer
x = 3,736,428.15
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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.