Finding the Fourth Proportional to 4,399,234.20, 6,604,756.20 and 2,808,847.80
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Solution
The fourth proportional to 4,399,234.20, 6,604,756.20 and 2,808,847.80 is: 4,217,041.89
Step by Step Solution
- Step 1: Write the proportion equation
4,399,234.20 : 6,604,756.20 = 2,808,847.80 : x - Step 2: Convert to fraction form
4,399,234.20/6,604,756.20 = 2,808,847.80/x - Step 3: Cross multiply
4,399,234.20x = 6,604,756.20 × 2,808,847.80 - Step 4: Simplify right side
4,399,234.20x = 18,551,754,921,906.36 - Step 5: Solve for x
x = 18,551,754,921,906.36/4,399,234.20 - Step 6: Final answer
x = 4,217,041.89
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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.