Finding the Fourth Proportional to 1,496,779.44, 2,245,166.73 and 431,827.08
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Solution
The fourth proportional to 1,496,779.44, 2,245,166.73 and 431,827.08 is: 647,739.92
Step by Step Solution
- Step 1: Write the proportion equation
1,496,779.44 : 2,245,166.73 = 431,827.08 : x - Step 2: Convert to fraction form
1,496,779.44/2,245,166.73 = 431,827.08/x - Step 3: Cross multiply
1,496,779.44x = 2,245,166.73 × 431,827.08 - Step 4: Simplify right side
1,496,779.44x = 969,523,793,129.05 - Step 5: Solve for x
x = 969,523,793,129.05/1,496,779.44 - Step 6: Final answer
x = 647,739.92
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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.