Finding the Fourth Proportional to 3,434,370.90, 5,151,668.28 and 1,727,583.99
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Solution
The fourth proportional to 3,434,370.90, 5,151,668.28 and 1,727,583.99 is: 2,591,432.29
Step by Step Solution
- Step 1: Write the proportion equation
3,434,370.90 : 5,151,668.28 = 1,727,583.99 : x - Step 2: Convert to fraction form
3,434,370.90/5,151,668.28 = 1,727,583.99/x - Step 3: Cross multiply
3,434,370.90x = 5,151,668.28 × 1,727,583.99 - Step 4: Simplify right side
3,434,370.90x = 8,899,939,642,318.84 - Step 5: Solve for x
x = 8,899,939,642,318.84/3,434,370.90 - Step 6: Final answer
x = 2,591,432.29
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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.