Finding the Fourth Proportional to 1,195,765.98, 1,649,636.17 and 759,949.75
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Solution
The fourth proportional to 1,195,765.98, 1,649,636.17 and 759,949.75 is: 1,048,399.62
Step by Step Solution
- Step 1: Write the proportion equation
1,195,765.98 : 1,649,636.17 = 759,949.75 : x - Step 2: Convert to fraction form
1,195,765.98/1,649,636.17 = 759,949.75/x - Step 3: Cross multiply
1,195,765.98x = 1,649,636.17 × 759,949.75 - Step 4: Simplify right side
1,195,765.98x = 1,253,640,594,982.46 - Step 5: Solve for x
x = 1,253,640,594,982.46/1,195,765.98 - Step 6: Final answer
x = 1,048,399.62
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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.