Finding the Fourth Proportional to 4,891,849.68, 6,751,180.36 and 2,716,818.06
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Solution
The fourth proportional to 4,891,849.68, 6,751,180.36 and 2,716,818.06 is: 3,749,446.51
Step by Step Solution
- Step 1: Write the proportion equation
4,891,849.68 : 6,751,180.36 = 2,716,818.06 : x - Step 2: Convert to fraction form
4,891,849.68/6,751,180.36 = 2,716,818.06/x - Step 3: Cross multiply
4,891,849.68x = 6,751,180.36 × 2,716,818.06 - Step 4: Simplify right side
4,891,849.68x = 18,341,728,728,365.30 - Step 5: Solve for x
x = 18,341,728,728,365.30/4,891,849.68 - Step 6: Final answer
x = 3,749,446.51
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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.