Finding the Fourth Proportional to 3,170,609.60, 4,375,302.72 and 1,812,570.08
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Solution
The fourth proportional to 3,170,609.60, 4,375,302.72 and 1,812,570.08 is: 2,501,267.52
Step by Step Solution
- Step 1: Write the proportion equation
3,170,609.60 : 4,375,302.72 = 1,812,570.08 : x - Step 2: Convert to fraction form
3,170,609.60/4,375,302.72 = 1,812,570.08/x - Step 3: Cross multiply
3,170,609.60x = 4,375,302.72 × 1,812,570.08 - Step 4: Simplify right side
3,170,609.60x = 7,930,542,801,214.62 - Step 5: Solve for x
x = 7,930,542,801,214.62/3,170,609.60 - Step 6: Final answer
x = 2,501,267.52
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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.