Finding the Fourth Proportional to 1,245,613.74, 1,718,591.40 and 701,559.42
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Solution
The fourth proportional to 1,245,613.74, 1,718,591.40 and 701,559.42 is: 967,951.74
Step by Step Solution
- Step 1: Write the proportion equation
1,245,613.74 : 1,718,591.40 = 701,559.42 : x - Step 2: Convert to fraction form
1,245,613.74/1,718,591.40 = 701,559.42/x - Step 3: Cross multiply
1,245,613.74x = 1,718,591.40 × 701,559.42 - Step 4: Simplify right side
1,245,613.74x = 1,205,693,985,800.99 - Step 5: Solve for x
x = 1,205,693,985,800.99/1,245,613.74 - Step 6: Final answer
x = 967,951.74
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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.