Finding the Fourth Proportional to 1,588,997.84, 2,384,546.49 and 747,615.20
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Solution
The fourth proportional to 1,588,997.84, 2,384,546.49 and 747,615.20 is: 1,121,916.69
Step by Step Solution
- Step 1: Write the proportion equation
1,588,997.84 : 2,384,546.49 = 747,615.20 : x - Step 2: Convert to fraction form
1,588,997.84/2,384,546.49 = 747,615.20/x - Step 3: Cross multiply
1,588,997.84x = 2,384,546.49 × 747,615.20 - Step 4: Simplify right side
1,588,997.84x = 1,782,723,189,107.92 - Step 5: Solve for x
x = 1,782,723,189,107.92/1,588,997.84 - Step 6: Final answer
x = 1,121,916.69
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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.