Finding the Fourth Proportional to 3,632,520.99, 5,012,855.49 and 2,000,890.53
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Solution
The fourth proportional to 3,632,520.99, 5,012,855.49 and 2,000,890.53 is: 2,761,216.00
Step by Step Solution
- Step 1: Write the proportion equation
3,632,520.99 : 5,012,855.49 = 2,000,890.53 : x - Step 2: Convert to fraction form
3,632,520.99/5,012,855.49 = 2,000,890.53/x - Step 3: Cross multiply
3,632,520.99x = 5,012,855.49 × 2,000,890.53 - Step 4: Simplify right side
3,632,520.99x = 10,030,175,078,199.51 - Step 5: Solve for x
x = 10,030,175,078,199.51/3,632,520.99 - Step 6: Final answer
x = 2,761,216.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.