Finding the Fourth Proportional to 2,756,239.97, 4,138,161.23 and 1,901,284.26
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Solution
The fourth proportional to 2,756,239.97, 4,138,161.23 and 1,901,284.26 is: 2,854,548.55
Step by Step Solution
- Step 1: Write the proportion equation
2,756,239.97 : 4,138,161.23 = 1,901,284.26 : x - Step 2: Convert to fraction form
2,756,239.97/4,138,161.23 = 1,901,284.26/x - Step 3: Cross multiply
2,756,239.97x = 4,138,161.23 × 1,901,284.26 - Step 4: Simplify right side
2,756,239.97x = 7,867,820,816,694.45 - Step 5: Solve for x
x = 7,867,820,816,694.45/2,756,239.97 - Step 6: Final answer
x = 2,854,548.55
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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.