Finding the Fourth Proportional to 1,269,613.14, 1,752,176.97 and 696,763.86
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Solution
The fourth proportional to 1,269,613.14, 1,752,176.97 and 696,763.86 is: 961,594.95
Step by Step Solution
- Step 1: Write the proportion equation
1,269,613.14 : 1,752,176.97 = 696,763.86 : x - Step 2: Convert to fraction form
1,269,613.14/1,752,176.97 = 696,763.86/x - Step 3: Cross multiply
1,269,613.14x = 1,752,176.97 × 696,763.86 - Step 4: Simplify right side
1,269,613.14x = 1,220,853,589,020.30 - Step 5: Solve for x
x = 1,220,853,589,020.30/1,269,613.14 - Step 6: Final answer
x = 961,594.95
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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.