Finding the Fourth Proportional to 4,091,025.60, 6,135,955.20 and 1,395,475.20
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Solution
The fourth proportional to 4,091,025.60, 6,135,955.20 and 1,395,475.20 is: 2,093,013.87
Step by Step Solution
- Step 1: Write the proportion equation
4,091,025.60 : 6,135,955.20 = 1,395,475.20 : x - Step 2: Convert to fraction form
4,091,025.60/6,135,955.20 = 1,395,475.20/x - Step 3: Cross multiply
4,091,025.60x = 6,135,955.20 × 1,395,475.20 - Step 4: Simplify right side
4,091,025.60x = 8,562,573,309,911.04 - Step 5: Solve for x
x = 8,562,573,309,911.04/4,091,025.60 - Step 6: Final answer
x = 2,093,013.87
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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.