Finding the Fourth Proportional to 734,540.80, 1,029,756.80 and 734,540.80
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Solution
The fourth proportional to 734,540.80, 1,029,756.80 and 734,540.80 is: 1,029,756.80
Step by Step Solution
- Step 1: Write the proportion equation
734,540.80 : 1,029,756.80 = 734,540.80 : x - Step 2: Convert to fraction form
734,540.80/1,029,756.80 = 734,540.80/x - Step 3: Cross multiply
734,540.80x = 1,029,756.80 × 734,540.80 - Step 4: Simplify right side
734,540.80x = 756,398,383,677.44 - Step 5: Solve for x
x = 756,398,383,677.44/734,540.80 - Step 6: Final answer
x = 1,029,756.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.