Finding the Fourth Proportional to 2,620,442.24, 3,930,711.84 and 823,292
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Solution
The fourth proportional to 2,620,442.24, 3,930,711.84 and 823,292 is: 1,234,953.23
Step by Step Solution
- Step 1: Write the proportion equation
2,620,442.24 : 3,930,711.84 = 823,292 : x - Step 2: Convert to fraction form
2,620,442.24/3,930,711.84 = 823,292/x - Step 3: Cross multiply
2,620,442.24x = 3,930,711.84 × 823,292 - Step 4: Simplify right side
2,620,442.24x = 3,236,123,612,177.28 - Step 5: Solve for x
x = 3,236,123,612,177.28/2,620,442.24 - Step 6: Final answer
x = 1,234,953.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.