Finding the Fourth Proportional to 3,883,194.09, 5,358,661.70 and 2,251,670.31
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Solution
The fourth proportional to 3,883,194.09, 5,358,661.70 and 2,251,670.31 is: 3,107,220.28
Step by Step Solution
- Step 1: Write the proportion equation
3,883,194.09 : 5,358,661.70 = 2,251,670.31 : x - Step 2: Convert to fraction form
3,883,194.09/5,358,661.70 = 2,251,670.31/x - Step 3: Cross multiply
3,883,194.09x = 5,358,661.70 × 2,251,670.31 - Step 4: Simplify right side
3,883,194.09x = 12,065,939,439,965.78 - Step 5: Solve for x
x = 12,065,939,439,965.78/3,883,194.09 - Step 6: Final answer
x = 3,107,220.28
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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.