Finding the Fourth Proportional to 4,993,739.13, 6,891,359.89 and 2,701,899.82
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Solution
The fourth proportional to 4,993,739.13, 6,891,359.89 and 2,701,899.82 is: 3,728,621.69
Step by Step Solution
- Step 1: Write the proportion equation
4,993,739.13 : 6,891,359.89 = 2,701,899.82 : x - Step 2: Convert to fraction form
4,993,739.13/6,891,359.89 = 2,701,899.82/x - Step 3: Cross multiply
4,993,739.13x = 6,891,359.89 × 2,701,899.82 - Step 4: Simplify right side
4,993,739.13x = 18,619,764,046,346.22 - Step 5: Solve for x
x = 18,619,764,046,346.22/4,993,739.13 - Step 6: Final answer
x = 3,728,621.69
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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.