Finding the Fourth Proportional to 2,285,125.20, 3,427,687.80 and 579,265.20
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Solution
The fourth proportional to 2,285,125.20, 3,427,687.80 and 579,265.20 is: 868,897.80
Step by Step Solution
- Step 1: Write the proportion equation
2,285,125.20 : 3,427,687.80 = 579,265.20 : x - Step 2: Convert to fraction form
2,285,125.20/3,427,687.80 = 579,265.20/x - Step 3: Cross multiply
2,285,125.20x = 3,427,687.80 × 579,265.20 - Step 4: Simplify right side
2,285,125.20x = 1,985,540,259,004.56 - Step 5: Solve for x
x = 1,985,540,259,004.56/2,285,125.20 - Step 6: Final answer
x = 868,897.80
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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.