Finding the Fourth Proportional to 751,033.92, 1,128,912.84 and 652,422.09
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Solution
The fourth proportional to 751,033.92, 1,128,912.84 and 652,422.09 is: 980,684.97
Step by Step Solution
- Step 1: Write the proportion equation
751,033.92 : 1,128,912.84 = 652,422.09 : x - Step 2: Convert to fraction form
751,033.92/1,128,912.84 = 652,422.09/x - Step 3: Cross multiply
751,033.92x = 1,128,912.84 × 652,422.09 - Step 4: Simplify right side
751,033.92x = 736,527,674,500.64 - Step 5: Solve for x
x = 736,527,674,500.64/751,033.92 - Step 6: Final answer
x = 980,684.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.