Finding the Fourth Proportional to 2,695,101.20, 4,042,651.80 and 1,347,471.80
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Solution
The fourth proportional to 2,695,101.20, 4,042,651.80 and 1,347,471.80 is: 2,021,207.70
Step by Step Solution
- Step 1: Write the proportion equation
2,695,101.20 : 4,042,651.80 = 1,347,471.80 : x - Step 2: Convert to fraction form
2,695,101.20/4,042,651.80 = 1,347,471.80/x - Step 3: Cross multiply
2,695,101.20x = 4,042,651.80 × 1,347,471.80 - Step 4: Simplify right side
2,695,101.20x = 5,447,359,297,719.24 - Step 5: Solve for x
x = 5,447,359,297,719.24/2,695,101.20 - Step 6: Final answer
x = 2,021,207.70
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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.