Finding the Fourth Proportional to 1,207,622.80, 1,812,600.60 and 735,230.80
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Solution
The fourth proportional to 1,207,622.80, 1,812,600.60 and 735,230.80 is: 1,103,556.33
Step by Step Solution
- Step 1: Write the proportion equation
1,207,622.80 : 1,812,600.60 = 735,230.80 : x - Step 2: Convert to fraction form
1,207,622.80/1,812,600.60 = 735,230.80/x - Step 3: Cross multiply
1,207,622.80x = 1,812,600.60 × 735,230.80 - Step 4: Simplify right side
1,207,622.80x = 1,332,679,789,218.48 - Step 5: Solve for x
x = 1,332,679,789,218.48/1,207,622.80 - Step 6: Final answer
x = 1,103,556.33
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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.