Finding the Fourth Proportional to 2,847,748.70, 4,271,623.05 and 853,204.70
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Solution
The fourth proportional to 2,847,748.70, 4,271,623.05 and 853,204.70 is: 1,279,807.05
Step by Step Solution
- Step 1: Write the proportion equation
2,847,748.70 : 4,271,623.05 = 853,204.70 : x - Step 2: Convert to fraction form
2,847,748.70/4,271,623.05 = 853,204.70/x - Step 3: Cross multiply
2,847,748.70x = 4,271,623.05 × 853,204.70 - Step 4: Simplify right side
2,847,748.70x = 3,644,568,862,888.33 - Step 5: Solve for x
x = 3,644,568,862,888.33/2,847,748.70 - Step 6: Final answer
x = 1,279,807.05
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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.