Finding the Fourth Proportional to 3,418,730.97, 4,713,231.90 and 2,192,908.59
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Solution
The fourth proportional to 3,418,730.97, 4,713,231.90 and 2,192,908.59 is: 3,023,252.43
Step by Step Solution
- Step 1: Write the proportion equation
3,418,730.97 : 4,713,231.90 = 2,192,908.59 : x - Step 2: Convert to fraction form
3,418,730.97/4,713,231.90 = 2,192,908.59/x - Step 3: Cross multiply
3,418,730.97x = 4,713,231.90 × 2,192,908.59 - Step 4: Simplify right side
3,418,730.97x = 10,335,686,720,172.02 - Step 5: Solve for x
x = 10,335,686,720,172.02/3,418,730.97 - Step 6: Final answer
x = 3,023,252.43
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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.