Finding the Fourth Proportional to 2,772,844.20, 4,159,266.30 and 2,394,930.60
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Solution
The fourth proportional to 2,772,844.20, 4,159,266.30 and 2,394,930.60 is: 3,592,395.90
Step by Step Solution
- Step 1: Write the proportion equation
2,772,844.20 : 4,159,266.30 = 2,394,930.60 : x - Step 2: Convert to fraction form
2,772,844.20/4,159,266.30 = 2,394,930.60/x - Step 3: Cross multiply
2,772,844.20x = 4,159,266.30 × 2,394,930.60 - Step 4: Simplify right side
2,772,844.20x = 9,961,154,135,418.78 - Step 5: Solve for x
x = 9,961,154,135,418.78/2,772,844.20 - Step 6: Final answer
x = 3,592,395.90
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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.