Finding the Fourth Proportional to 1,465,986.70, 2,197,230.45 and 755,649.10
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Solution
The fourth proportional to 1,465,986.70, 2,197,230.45 and 755,649.10 is: 1,132,571.81
Step by Step Solution
- Step 1: Write the proportion equation
1,465,986.70 : 2,197,230.45 = 755,649.10 : x - Step 2: Convert to fraction form
1,465,986.70/2,197,230.45 = 755,649.10/x - Step 3: Cross multiply
1,465,986.70x = 2,197,230.45 × 755,649.10 - Step 4: Simplify right side
1,465,986.70x = 1,660,335,212,035.10 - Step 5: Solve for x
x = 1,660,335,212,035.10/1,465,986.70 - Step 6: Final answer
x = 1,132,571.81
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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.