Finding the Fourth Proportional to 5,388,712.70, 8,086,179.45 and 2,023,259.90
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Solution
The fourth proportional to 5,388,712.70, 8,086,179.45 and 2,023,259.90 is: 3,036,057.69
Step by Step Solution
- Step 1: Write the proportion equation
5,388,712.70 : 8,086,179.45 = 2,023,259.90 : x - Step 2: Convert to fraction form
5,388,712.70/8,086,179.45 = 2,023,259.90/x - Step 3: Cross multiply
5,388,712.70x = 8,086,179.45 × 2,023,259.90 - Step 4: Simplify right side
5,388,712.70x = 16,360,442,625,389.05 - Step 5: Solve for x
x = 16,360,442,625,389.05/5,388,712.70 - Step 6: Final answer
x = 3,036,057.69
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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.