Finding the Fourth Proportional to 3,764,128.68, 5,194,518.66 and 2,045,263.32
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Solution
The fourth proportional to 3,764,128.68, 5,194,518.66 and 2,045,263.32 is: 2,822,474.84
Step by Step Solution
- Step 1: Write the proportion equation
3,764,128.68 : 5,194,518.66 = 2,045,263.32 : x - Step 2: Convert to fraction form
3,764,128.68/5,194,518.66 = 2,045,263.32/x - Step 3: Cross multiply
3,764,128.68x = 5,194,518.66 × 2,045,263.32 - Step 4: Simplify right side
3,764,128.68x = 10,624,158,480,353.55 - Step 5: Solve for x
x = 10,624,158,480,353.55/3,764,128.68 - Step 6: Final answer
x = 2,822,474.84
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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.