Finding the Fourth Proportional to 4,045,980.70, 6,068,239.84 and 1,166,639.57
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Solution
The fourth proportional to 4,045,980.70, 6,068,239.84 and 1,166,639.57 is: 1,749,748.52
Step by Step Solution
- Step 1: Write the proportion equation
4,045,980.70 : 6,068,239.84 = 1,166,639.57 : x - Step 2: Convert to fraction form
4,045,980.70/6,068,239.84 = 1,166,639.57/x - Step 3: Cross multiply
4,045,980.70x = 6,068,239.84 × 1,166,639.57 - Step 4: Simplify right side
4,045,980.70x = 7,079,448,745,601.32 - Step 5: Solve for x
x = 7,079,448,745,601.32/4,045,980.70 - Step 6: Final answer
x = 1,749,748.52
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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.