Finding the Fourth Proportional to 3,165,240, 4,746,441.12 and 1,886,450.88
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Solution
The fourth proportional to 3,165,240, 4,746,441.12 and 1,886,450.88 is: 2,828,830.68
Step by Step Solution
- Step 1: Write the proportion equation
3,165,240 : 4,746,441.12 = 1,886,450.88 : x - Step 2: Convert to fraction form
3,165,240/4,746,441.12 = 1,886,450.88/x - Step 3: Cross multiply
3,165,240x = 4,746,441.12 × 1,886,450.88 - Step 4: Simplify right side
3,165,240x = 8,953,928,027,692.19 - Step 5: Solve for x
x = 8,953,928,027,692.19/3,165,240 - Step 6: Final answer
x = 2,828,830.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.