Finding the Fourth Proportional to 2,195,220.20, 3,292,830.23 and 1,447,091.24
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Solution
The fourth proportional to 2,195,220.20, 3,292,830.23 and 1,447,091.24 is: 2,170,636.81
Step by Step Solution
- Step 1: Write the proportion equation
2,195,220.20 : 3,292,830.23 = 1,447,091.24 : x - Step 2: Convert to fraction form
2,195,220.20/3,292,830.23 = 1,447,091.24/x - Step 3: Cross multiply
2,195,220.20x = 3,292,830.23 × 1,447,091.24 - Step 4: Simplify right side
2,195,220.20x = 4,765,025,756,940.58 - Step 5: Solve for x
x = 4,765,025,756,940.58/2,195,220.20 - Step 6: Final answer
x = 2,170,636.81
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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.