Finding the Fourth Proportional to 3,778,333.34, 5,214,101.41 and 2,146,742.84
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Solution
The fourth proportional to 3,778,333.34, 5,214,101.41 and 2,146,742.84 is: 2,962,505.92
Step by Step Solution
- Step 1: Write the proportion equation
3,778,333.34 : 5,214,101.41 = 2,146,742.84 : x - Step 2: Convert to fraction form
3,778,333.34/5,214,101.41 = 2,146,742.84/x - Step 3: Cross multiply
3,778,333.34x = 5,214,101.41 × 2,146,742.84 - Step 4: Simplify right side
3,778,333.34x = 11,193,334,858,217.69 - Step 5: Solve for x
x = 11,193,334,858,217.69/3,778,333.34 - Step 6: Final answer
x = 2,962,505.92
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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.