Finding the Fourth Proportional to 1,777,705.80, 2,453,226.12 and 961,923.93
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Solution
The fourth proportional to 1,777,705.80, 2,453,226.12 and 961,923.93 is: 1,327,450.76
Step by Step Solution
- Step 1: Write the proportion equation
1,777,705.80 : 2,453,226.12 = 961,923.93 : x - Step 2: Convert to fraction form
1,777,705.80/2,453,226.12 = 961,923.93/x - Step 3: Cross multiply
1,777,705.80x = 2,453,226.12 × 961,923.93 - Step 4: Simplify right side
1,777,705.80x = 2,359,816,910,529.05 - Step 5: Solve for x
x = 2,359,816,910,529.05/1,777,705.80 - Step 6: Final answer
x = 1,327,450.76
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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.