Finding the Fourth Proportional to 1,283,336.22, 1,924,339.84 and 684,136.42
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Solution
The fourth proportional to 1,283,336.22, 1,924,339.84 and 684,136.42 is: 1,025,850.40
Step by Step Solution
- Step 1: Write the proportion equation
1,283,336.22 : 1,924,339.84 = 684,136.42 : x - Step 2: Convert to fraction form
1,283,336.22/1,924,339.84 = 684,136.42/x - Step 3: Cross multiply
1,283,336.22x = 1,924,339.84 × 684,136.42 - Step 4: Simplify right side
1,283,336.22x = 1,316,510,969,000.97 - Step 5: Solve for x
x = 1,316,510,969,000.97/1,283,336.22 - Step 6: Final answer
x = 1,025,850.40
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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.