Finding the Fourth Proportional to 2,621,239.97, 3,933,272.55 and 1,105,973.07
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Solution
The fourth proportional to 2,621,239.97, 3,933,272.55 and 1,105,973.07 is: 1,659,555.62
Step by Step Solution
- Step 1: Write the proportion equation
2,621,239.97 : 3,933,272.55 = 1,105,973.07 : x - Step 2: Convert to fraction form
2,621,239.97/3,933,272.55 = 1,105,973.07/x - Step 3: Cross multiply
2,621,239.97x = 3,933,272.55 × 1,105,973.07 - Step 4: Simplify right side
2,621,239.97x = 4,350,093,517,270.23 - Step 5: Solve for x
x = 4,350,093,517,270.23/2,621,239.97 - Step 6: Final answer
x = 1,659,555.62
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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.