Finding the Fourth Proportional to 2,195,203.88, 3,292,805.82 and 1,447,074.92
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Solution
The fourth proportional to 2,195,203.88, 3,292,805.82 and 1,447,074.92 is: 2,170,612.38
Step by Step Solution
- Step 1: Write the proportion equation
2,195,203.88 : 3,292,805.82 = 1,447,074.92 : x - Step 2: Convert to fraction form
2,195,203.88/3,292,805.82 = 1,447,074.92/x - Step 3: Cross multiply
2,195,203.88x = 3,292,805.82 × 1,447,074.92 - Step 4: Simplify right side
2,195,203.88x = 4,764,936,718,552.03 - Step 5: Solve for x
x = 4,764,936,718,552.03/2,195,203.88 - Step 6: Final answer
x = 2,170,612.38
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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.