Finding the Fourth Proportional to 1,624,310.63, 2,240,568.01 and 1,043,338.19
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Solution
The fourth proportional to 1,624,310.63, 2,240,568.01 and 1,043,338.19 is: 1,439,176.79
Step by Step Solution
- Step 1: Write the proportion equation
1,624,310.63 : 2,240,568.01 = 1,043,338.19 : x - Step 2: Convert to fraction form
1,624,310.63/2,240,568.01 = 1,043,338.19/x - Step 3: Cross multiply
1,624,310.63x = 2,240,568.01 × 1,043,338.19 - Step 4: Simplify right side
1,624,310.63x = 2,337,670,162,226.63 - Step 5: Solve for x
x = 2,337,670,162,226.63/1,624,310.63 - Step 6: Final answer
x = 1,439,176.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.