Finding the Fourth Proportional to 3,469,087.95, 5,201,412.11 and 1,668,385.05
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Solution
The fourth proportional to 3,469,087.95, 5,201,412.11 and 1,668,385.05 is: 2,501,510.00
Step by Step Solution
- Step 1: Write the proportion equation
3,469,087.95 : 5,201,412.11 = 1,668,385.05 : x - Step 2: Convert to fraction form
3,469,087.95/5,201,412.11 = 1,668,385.05/x - Step 3: Cross multiply
3,469,087.95x = 5,201,412.11 × 1,668,385.05 - Step 4: Simplify right side
3,469,087.95x = 8,677,958,203,212.96 - Step 5: Solve for x
x = 8,677,958,203,212.96/3,469,087.95 - Step 6: Final answer
x = 2,501,510.00
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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.