Finding the Fourth Proportional to 2,886,140.21, 3,982,847.83 and 1,724,523.39
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Solution
The fourth proportional to 2,886,140.21, 3,982,847.83 and 1,724,523.39 is: 2,379,826.95
Step by Step Solution
- Step 1: Write the proportion equation
2,886,140.21 : 3,982,847.83 = 1,724,523.39 : x - Step 2: Convert to fraction form
2,886,140.21/3,982,847.83 = 1,724,523.39/x - Step 3: Cross multiply
2,886,140.21x = 3,982,847.83 × 1,724,523.39 - Step 4: Simplify right side
2,886,140.21x = 6,868,514,237,334.44 - Step 5: Solve for x
x = 6,868,514,237,334.44/2,886,140.21 - Step 6: Final answer
x = 2,379,826.95
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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.