Finding the Fourth Proportional to 2,486,666.99, 3,730,000.49 and 1,645,021.91
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Solution
The fourth proportional to 2,486,666.99, 3,730,000.49 and 1,645,021.91 is: 2,467,532.87
Step by Step Solution
- Step 1: Write the proportion equation
2,486,666.99 : 3,730,000.49 = 1,645,021.91 : x - Step 2: Convert to fraction form
2,486,666.99/3,730,000.49 = 1,645,021.91/x - Step 3: Cross multiply
2,486,666.99x = 3,730,000.49 × 1,645,021.91 - Step 4: Simplify right side
2,486,666.99x = 6,135,932,530,360.74 - Step 5: Solve for x
x = 6,135,932,530,360.74/2,486,666.99 - Step 6: Final answer
x = 2,467,532.87
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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.