Finding the Fourth Proportional to 4,311,490.40, 6,458,834.64 and 2,624,409.44
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Solution
The fourth proportional to 4,311,490.40, 6,458,834.64 and 2,624,409.44 is: 3,931,500.49
Step by Step Solution
- Step 1: Write the proportion equation
4,311,490.40 : 6,458,834.64 = 2,624,409.44 : x - Step 2: Convert to fraction form
4,311,490.40/6,458,834.64 = 2,624,409.44/x - Step 3: Cross multiply
4,311,490.40x = 6,458,834.64 × 2,624,409.44 - Step 4: Simplify right side
4,311,490.40x = 16,950,626,600,615 - Step 5: Solve for x
x = 16,950,626,600,615/4,311,490.40 - Step 6: Final answer
x = 3,931,500.49
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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.