Finding the Fourth Proportional to 2,230,324.18, 3,077,869.04 and 1,263,433.80
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Solution
The fourth proportional to 2,230,324.18, 3,077,869.04 and 1,263,433.80 is: 1,743,550.92
Step by Step Solution
- Step 1: Write the proportion equation
2,230,324.18 : 3,077,869.04 = 1,263,433.80 : x - Step 2: Convert to fraction form
2,230,324.18/3,077,869.04 = 1,263,433.80/x - Step 3: Cross multiply
2,230,324.18x = 3,077,869.04 × 1,263,433.80 - Step 4: Simplify right side
2,230,324.18x = 3,888,683,777,109.55 - Step 5: Solve for x
x = 3,888,683,777,109.55/2,230,324.18 - Step 6: Final answer
x = 1,743,550.92
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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.