Finding the Fourth Proportional to 1,777,693.42, 2,453,211.99 and 961,910.98
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Solution
The fourth proportional to 1,777,693.42, 2,453,211.99 and 961,910.98 is: 1,327,434.48
Step by Step Solution
- Step 1: Write the proportion equation
1,777,693.42 : 2,453,211.99 = 961,910.98 : x - Step 2: Convert to fraction form
1,777,693.42/2,453,211.99 = 961,910.98/x - Step 3: Cross multiply
1,777,693.42x = 2,453,211.99 × 961,910.98 - Step 4: Simplify right side
1,777,693.42x = 2,359,771,543,315.62 - Step 5: Solve for x
x = 2,359,771,543,315.62/1,777,693.42 - Step 6: Final answer
x = 1,327,434.48
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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.