Finding the Fourth Proportional to 4,148,396.28, 5,724,581.58 and 2,337,676.92
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Solution
The fourth proportional to 4,148,396.28, 5,724,581.58 and 2,337,676.92 is: 3,225,878.47
Step by Step Solution
- Step 1: Write the proportion equation
4,148,396.28 : 5,724,581.58 = 2,337,676.92 : x - Step 2: Convert to fraction form
4,148,396.28/5,724,581.58 = 2,337,676.92/x - Step 3: Cross multiply
4,148,396.28x = 5,724,581.58 × 2,337,676.92 - Step 4: Simplify right side
4,148,396.28x = 13,382,222,236,223.13 - Step 5: Solve for x
x = 13,382,222,236,223.13/4,148,396.28 - Step 6: Final answer
x = 3,225,878.47
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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.