Finding the Fourth Proportional to 4,626,836.68, 6,385,033.62 and 2,589,646.12
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Solution
The fourth proportional to 4,626,836.68, 6,385,033.62 and 2,589,646.12 is: 3,573,711.09
Step by Step Solution
- Step 1: Write the proportion equation
4,626,836.68 : 6,385,033.62 = 2,589,646.12 : x - Step 2: Convert to fraction form
4,626,836.68/6,385,033.62 = 2,589,646.12/x - Step 3: Cross multiply
4,626,836.68x = 6,385,033.62 × 2,589,646.12 - Step 4: Simplify right side
4,626,836.68x = 16,534,977,540,102.55 - Step 5: Solve for x
x = 16,534,977,540,102.55/4,626,836.68 - Step 6: Final answer
x = 3,573,711.09
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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.