Finding the Fourth Proportional to 5,608,339.86, 8,409,140.15 and 2,192,558.12
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Solution
The fourth proportional to 5,608,339.86, 8,409,140.15 and 2,192,558.12 is: 3,287,519.83
Step by Step Solution
- Step 1: Write the proportion equation
5,608,339.86 : 8,409,140.15 = 2,192,558.12 : x - Step 2: Convert to fraction form
5,608,339.86/8,409,140.15 = 2,192,558.12/x - Step 3: Cross multiply
5,608,339.86x = 8,409,140.15 × 2,192,558.12 - Step 4: Simplify right side
5,608,339.86x = 18,437,528,496,626.30 - Step 5: Solve for x
x = 18,437,528,496,626.30/5,608,339.86 - Step 6: Final answer
x = 3,287,519.83
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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.