Finding the Fourth Proportional to 3,163,797.65, 4,366,039.37 and 1,713,493.05
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Solution
The fourth proportional to 3,163,797.65, 4,366,039.37 and 1,713,493.05 is: 2,364,619.66
Step by Step Solution
- Step 1: Write the proportion equation
3,163,797.65 : 4,366,039.37 = 1,713,493.05 : x - Step 2: Convert to fraction form
3,163,797.65/4,366,039.37 = 1,713,493.05/x - Step 3: Cross multiply
3,163,797.65x = 4,366,039.37 × 1,713,493.05 - Step 4: Simplify right side
3,163,797.65x = 7,481,178,107,953.91 - Step 5: Solve for x
x = 7,481,178,107,953.91/3,163,797.65 - Step 6: Final answer
x = 2,364,619.66
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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.