Finding the Fourth Proportional to 4,088,512.15, 6,132,768.23 and 3,291,350.65
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Solution
The fourth proportional to 4,088,512.15, 6,132,768.23 and 3,291,350.65 is: 4,937,025.98
Step by Step Solution
- Step 1: Write the proportion equation
4,088,512.15 : 6,132,768.23 = 3,291,350.65 : x - Step 2: Convert to fraction form
4,088,512.15/6,132,768.23 = 3,291,350.65/x - Step 3: Cross multiply
4,088,512.15x = 6,132,768.23 × 3,291,350.65 - Step 4: Simplify right side
4,088,512.15x = 20,185,090,700,109.85 - Step 5: Solve for x
x = 20,185,090,700,109.85/4,088,512.15 - Step 6: Final answer
x = 4,937,025.98
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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.