Finding the Fourth Proportional to 2,990,812.36, 4,486,925.66 and 969,052.88
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Solution
The fourth proportional to 2,990,812.36, 4,486,925.66 and 969,052.88 is: 1,453,808.43
Step by Step Solution
- Step 1: Write the proportion equation
2,990,812.36 : 4,486,925.66 = 969,052.88 : x - Step 2: Convert to fraction form
2,990,812.36/4,486,925.66 = 969,052.88/x - Step 3: Cross multiply
2,990,812.36x = 4,486,925.66 × 969,052.88 - Step 4: Simplify right side
2,990,812.36x = 4,348,068,233,168.90 - Step 5: Solve for x
x = 4,348,068,233,168.90/2,990,812.36 - Step 6: Final answer
x = 1,453,808.43
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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.