Finding the Fourth Proportional to 5,364,491.10, 8,046,736.65 and 2,331,340.80
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Solution
The fourth proportional to 5,364,491.10, 8,046,736.65 and 2,331,340.80 is: 3,497,011.20
Step by Step Solution
- Step 1: Write the proportion equation
5,364,491.10 : 8,046,736.65 = 2,331,340.80 : x - Step 2: Convert to fraction form
5,364,491.10/8,046,736.65 = 2,331,340.80/x - Step 3: Cross multiply
5,364,491.10x = 8,046,736.65 × 2,331,340.80 - Step 4: Simplify right side
5,364,491.10x = 18,759,685,459,000.32 - Step 5: Solve for x
x = 18,759,685,459,000.32/5,364,491.10 - Step 6: Final answer
x = 3,497,011.20
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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.