Finding the Fourth Proportional to 6,309,190.35, 9,463,785.57 and 1,516,879.62
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Solution
The fourth proportional to 6,309,190.35, 9,463,785.57 and 1,516,879.62 is: 2,275,319.44
Step by Step Solution
- Step 1: Write the proportion equation
6,309,190.35 : 9,463,785.57 = 1,516,879.62 : x - Step 2: Convert to fraction form
6,309,190.35/9,463,785.57 = 1,516,879.62/x - Step 3: Cross multiply
6,309,190.35x = 9,463,785.57 × 1,516,879.62 - Step 4: Simplify right side
6,309,190.35x = 14,355,423,459,183.08 - Step 5: Solve for x
x = 14,355,423,459,183.08/6,309,190.35 - Step 6: Final answer
x = 2,275,319.44
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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.