Finding the Fourth Proportional to 4,135,806.40, 6,203,709.60 and 3,072,924.40
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Solution
The fourth proportional to 4,135,806.40, 6,203,709.60 and 3,072,924.40 is: 4,609,386.60
Step by Step Solution
- Step 1: Write the proportion equation
4,135,806.40 : 6,203,709.60 = 3,072,924.40 : x - Step 2: Convert to fraction form
4,135,806.40/6,203,709.60 = 3,072,924.40/x - Step 3: Cross multiply
4,135,806.40x = 6,203,709.60 × 3,072,924.40 - Step 4: Simplify right side
4,135,806.40x = 19,063,530,600,354.24 - Step 5: Solve for x
x = 19,063,530,600,354.24/4,135,806.40 - Step 6: Final answer
x = 4,609,386.60
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1.5x scale
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.