Finding the Fourth Proportional to 1,135,797.60, 1,702,141.20 and 925,845.60
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Solution
The fourth proportional to 1,135,797.60, 1,702,141.20 and 925,845.60 is: 1,387,500.68
Step by Step Solution
- Step 1: Write the proportion equation
1,135,797.60 : 1,702,141.20 = 925,845.60 : x - Step 2: Convert to fraction form
1,135,797.60/1,702,141.20 = 925,845.60/x - Step 3: Cross multiply
1,135,797.60x = 1,702,141.20 × 925,845.60 - Step 4: Simplify right side
1,135,797.60x = 1,575,919,940,598.72 - Step 5: Solve for x
x = 1,575,919,940,598.72/1,135,797.60 - Step 6: Final answer
x = 1,387,500.68
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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.