Finding the Fourth Proportional to 4,479,790.86, 6,721,929.08 and 2,050,939.44
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Solution
The fourth proportional to 4,479,790.86, 6,721,929.08 and 2,050,939.44 is: 3,077,435.95
Step by Step Solution
- Step 1: Write the proportion equation
4,479,790.86 : 6,721,929.08 = 2,050,939.44 : x - Step 2: Convert to fraction form
4,479,790.86/6,721,929.08 = 2,050,939.44/x - Step 3: Cross multiply
4,479,790.86x = 6,721,929.08 × 2,050,939.44 - Step 4: Simplify right side
4,479,790.86x = 13,786,269,460,491.24 - Step 5: Solve for x
x = 13,786,269,460,491.24/4,479,790.86 - Step 6: Final answer
x = 3,077,435.95
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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.