Finding the Fourth Proportional to 1,062,040.44, 1,465,611.42 and 578,604.09
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Solution
The fourth proportional to 1,062,040.44, 1,465,611.42 and 578,604.09 is: 798,471.25
Step by Step Solution
- Step 1: Write the proportion equation
1,062,040.44 : 1,465,611.42 = 578,604.09 : x - Step 2: Convert to fraction form
1,062,040.44/1,465,611.42 = 578,604.09/x - Step 3: Cross multiply
1,062,040.44x = 1,465,611.42 × 578,604.09 - Step 4: Simplify right side
1,062,040.44x = 848,008,761,962.71 - Step 5: Solve for x
x = 848,008,761,962.71/1,062,040.44 - Step 6: Final answer
x = 798,471.25
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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.