Finding the Fourth Proportional to 1,477,744.12, 2,039,246.10 and 833,158.68
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Solution
The fourth proportional to 1,477,744.12, 2,039,246.10 and 833,158.68 is: 1,149,735.98
Step by Step Solution
- Step 1: Write the proportion equation
1,477,744.12 : 2,039,246.10 = 833,158.68 : x - Step 2: Convert to fraction form
1,477,744.12/2,039,246.10 = 833,158.68/x - Step 3: Cross multiply
1,477,744.12x = 2,039,246.10 × 833,158.68 - Step 4: Simplify right side
1,477,744.12x = 1,699,015,588,871.15 - Step 5: Solve for x
x = 1,699,015,588,871.15/1,477,744.12 - Step 6: Final answer
x = 1,149,735.98
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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.