Finding the Fourth Proportional to 2,206,717.44, 3,046,628.68 and 1,749,678.18
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Solution
The fourth proportional to 2,206,717.44, 3,046,628.68 and 1,749,678.18 is: 2,415,633.12
Step by Step Solution
- Step 1: Write the proportion equation
2,206,717.44 : 3,046,628.68 = 1,749,678.18 : x - Step 2: Convert to fraction form
2,206,717.44/3,046,628.68 = 1,749,678.18/x - Step 3: Cross multiply
2,206,717.44x = 3,046,628.68 × 1,749,678.18 - Step 4: Simplify right side
2,206,717.44x = 5,330,619,723,958.20 - Step 5: Solve for x
x = 5,330,619,723,958.20/2,206,717.44 - Step 6: Final answer
x = 2,415,633.12
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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.