Finding the Fourth Proportional to 1,635,706.92, 2,453,948.37 and 513,775.92
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Solution
The fourth proportional to 1,635,706.92, 2,453,948.37 and 513,775.92 is: 770,785.75
Step by Step Solution
- Step 1: Write the proportion equation
1,635,706.92 : 2,453,948.37 = 513,775.92 : x - Step 2: Convert to fraction form
1,635,706.92/2,453,948.37 = 513,775.92/x - Step 3: Cross multiply
1,635,706.92x = 2,453,948.37 × 513,775.92 - Step 4: Simplify right side
1,635,706.92x = 1,260,779,581,429.25 - Step 5: Solve for x
x = 1,260,779,581,429.25/1,635,706.92 - Step 6: Final answer
x = 770,785.75
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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.