Finding the Fourth Proportional to 5,028,074.10, 7,542,149.49 and 1,433,838.06
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Solution
The fourth proportional to 5,028,074.10, 7,542,149.49 and 1,433,838.06 is: 2,150,768.02
Step by Step Solution
- Step 1: Write the proportion equation
5,028,074.10 : 7,542,149.49 = 1,433,838.06 : x - Step 2: Convert to fraction form
5,028,074.10/7,542,149.49 = 1,433,838.06/x - Step 3: Cross multiply
5,028,074.10x = 7,542,149.49 × 1,433,838.06 - Step 4: Simplify right side
5,028,074.10x = 10,814,220,992,971.59 - Step 5: Solve for x
x = 10,814,220,992,971.59/5,028,074.10 - Step 6: Final answer
x = 2,150,768.02
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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.