Finding the Fourth Proportional to 1,877,897.80, 2,816,846.70 and 548,201.80
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Solution
The fourth proportional to 1,877,897.80, 2,816,846.70 and 548,201.80 is: 822,302.70
Step by Step Solution
- Step 1: Write the proportion equation
1,877,897.80 : 2,816,846.70 = 548,201.80 : x - Step 2: Convert to fraction form
1,877,897.80/2,816,846.70 = 548,201.80/x - Step 3: Cross multiply
1,877,897.80x = 2,816,846.70 × 548,201.80 - Step 4: Simplify right side
1,877,897.80x = 1,544,200,431,264.06 - Step 5: Solve for x
x = 1,544,200,431,264.06/1,877,897.80 - Step 6: Final answer
x = 822,302.70
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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.