Finding the Fourth Proportional to 3,599,122.16, 4,940,350.69 and 3,182,088.59
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Solution
The fourth proportional to 3,599,122.16, 4,940,350.69 and 3,182,088.59 is: 4,367,907.75
Step by Step Solution
- Step 1: Write the proportion equation
3,599,122.16 : 4,940,350.69 = 3,182,088.59 : x - Step 2: Convert to fraction form
3,599,122.16/4,940,350.69 = 3,182,088.59/x - Step 3: Cross multiply
3,599,122.16x = 4,940,350.69 × 3,182,088.59 - Step 4: Simplify right side
3,599,122.16x = 15,720,633,561,247.63 - Step 5: Solve for x
x = 15,720,633,561,247.63/3,599,122.16 - Step 6: Final answer
x = 4,367,907.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.