Finding the Fourth Proportional to 3,293,992.19, 4,545,708.21 and 1,843,687.24
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Solution
The fourth proportional to 3,293,992.19, 4,545,708.21 and 1,843,687.24 is: 2,544,287.82
Step by Step Solution
- Step 1: Write the proportion equation
3,293,992.19 : 4,545,708.21 = 1,843,687.24 : x - Step 2: Convert to fraction form
3,293,992.19/4,545,708.21 = 1,843,687.24/x - Step 3: Cross multiply
3,293,992.19x = 4,545,708.21 × 1,843,687.24 - Step 4: Simplify right side
3,293,992.19x = 8,380,864,223,540.24 - Step 5: Solve for x
x = 8,380,864,223,540.24/3,293,992.19 - Step 6: Final answer
x = 2,544,287.82
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1.5x scale
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.