Finding the Fourth Proportional to 2,964,186.20, 4,446,155.46 and 1,257,861.08
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Solution
The fourth proportional to 2,964,186.20, 4,446,155.46 and 1,257,861.08 is: 1,886,739.07
Step by Step Solution
- Step 1: Write the proportion equation
2,964,186.20 : 4,446,155.46 = 1,257,861.08 : x - Step 2: Convert to fraction form
2,964,186.20/4,446,155.46 = 1,257,861.08/x - Step 3: Cross multiply
2,964,186.20x = 4,446,155.46 × 1,257,861.08 - Step 4: Simplify right side
2,964,186.20x = 5,592,645,908,763.50 - Step 5: Solve for x
x = 5,592,645,908,763.50/2,964,186.20 - Step 6: Final answer
x = 1,886,739.07
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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.