Finding the Fourth Proportional to 1,477,743.12, 2,039,244.72 and 833,157.68
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Solution
The fourth proportional to 1,477,743.12, 2,039,244.72 and 833,157.68 is: 1,149,734.60
Step by Step Solution
- Step 1: Write the proportion equation
1,477,743.12 : 2,039,244.72 = 833,157.68 : x - Step 2: Convert to fraction form
1,477,743.12/2,039,244.72 = 833,157.68/x - Step 3: Cross multiply
1,477,743.12x = 2,039,244.72 × 833,157.68 - Step 4: Simplify right side
1,477,743.12x = 1,699,012,399,867.45 - Step 5: Solve for x
x = 1,699,012,399,867.45/1,477,743.12 - Step 6: Final answer
x = 1,149,734.60
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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.