Finding the Fourth Proportional to 3,320,588.99, 4,977,553.68 and 1,159,936.88
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Solution
The fourth proportional to 3,320,588.99, 4,977,553.68 and 1,159,936.88 is: 1,738,742.16
Step by Step Solution
- Step 1: Write the proportion equation
3,320,588.99 : 4,977,553.68 = 1,159,936.88 : x - Step 2: Convert to fraction form
3,320,588.99/4,977,553.68 = 1,159,936.88/x - Step 3: Cross multiply
3,320,588.99x = 4,977,553.68 × 1,159,936.88 - Step 4: Simplify right side
3,320,588.99x = 5,773,648,060,723.95 - Step 5: Solve for x
x = 5,773,648,060,723.95/3,320,588.99 - Step 6: Final answer
x = 1,738,742.16
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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.