Finding the Fourth Proportional to 2,664,723.99, 3,997,048.85 and 642,950.92
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Solution
The fourth proportional to 2,664,723.99, 3,997,048.85 and 642,950.92 is: 964,417.42
Step by Step Solution
- Step 1: Write the proportion equation
2,664,723.99 : 3,997,048.85 = 642,950.92 : x - Step 2: Convert to fraction form
2,664,723.99/3,997,048.85 = 642,950.92/x - Step 3: Cross multiply
2,664,723.99x = 3,997,048.85 × 642,950.92 - Step 4: Simplify right side
2,664,723.99x = 2,569,906,235,392.44 - Step 5: Solve for x
x = 2,569,906,235,392.44/2,664,723.99 - Step 6: Final answer
x = 964,417.42
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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.