Finding the Fourth Proportional to 1,635,697.84, 2,453,644.78 and 513,766.84
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Solution
The fourth proportional to 1,635,697.84, 2,453,644.78 and 513,766.84 is: 770,681.05
Step by Step Solution
- Step 1: Write the proportion equation
1,635,697.84 : 2,453,644.78 = 513,766.84 : x - Step 2: Convert to fraction form
1,635,697.84/2,453,644.78 = 513,766.84/x - Step 3: Cross multiply
1,635,697.84x = 2,453,644.78 × 513,766.84 - Step 4: Simplify right side
1,635,697.84x = 1,260,601,325,103.10 - Step 5: Solve for x
x = 1,260,601,325,103.10/1,635,697.84 - Step 6: Final answer
x = 770,681.05
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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.