Finding the Fourth Proportional to 3,784,619.09, 5,677,797.97 and 1,088,966.63
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Solution
The fourth proportional to 3,784,619.09, 5,677,797.97 and 1,088,966.63 is: 1,633,700.08
Step by Step Solution
- Step 1: Write the proportion equation
3,784,619.09 : 5,677,797.97 = 1,088,966.63 : x - Step 2: Convert to fraction form
3,784,619.09/5,677,797.97 = 1,088,966.63/x - Step 3: Cross multiply
3,784,619.09x = 5,677,797.97 × 1,088,966.63 - Step 4: Simplify right side
3,784,619.09x = 6,182,932,532,683.82 - Step 5: Solve for x
x = 6,182,932,532,683.82/3,784,619.09 - Step 6: Final answer
x = 1,633,700.08
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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.