Finding the Fourth Proportional to 5,037,481.84, 7,559,149.92 and 2,119,360.92
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Solution
The fourth proportional to 5,037,481.84, 7,559,149.92 and 2,119,360.92 is: 3,180,272.89
Step by Step Solution
- Step 1: Write the proportion equation
5,037,481.84 : 7,559,149.92 = 2,119,360.92 : x - Step 2: Convert to fraction form
5,037,481.84/7,559,149.92 = 2,119,360.92/x - Step 3: Cross multiply
5,037,481.84x = 7,559,149.92 × 2,119,360.92 - Step 4: Simplify right side
5,037,481.84x = 16,020,566,928,869.12 - Step 5: Solve for x
x = 16,020,566,928,869.12/5,037,481.84 - Step 6: Final answer
x = 3,180,272.89
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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.