Finding the Fourth Proportional to 4,283,351.28, 6,422,960.13 and 2,486,687.04
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Solution
The fourth proportional to 4,283,351.28, 6,422,960.13 and 2,486,687.04 is: 3,728,830.69
Step by Step Solution
- Step 1: Write the proportion equation
4,283,351.28 : 6,422,960.13 = 2,486,687.04 : x - Step 2: Convert to fraction form
4,283,351.28/6,422,960.13 = 2,486,687.04/x - Step 3: Cross multiply
4,283,351.28x = 6,422,960.13 × 2,486,687.04 - Step 4: Simplify right side
4,283,351.28x = 15,971,891,713,707.71 - Step 5: Solve for x
x = 15,971,891,713,707.71/4,283,351.28 - Step 6: Final answer
x = 3,728,830.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.