Finding the Fourth Proportional to 4,944,072.84, 6,823,249.75 and 2,768,576.46
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Solution
The fourth proportional to 4,944,072.84, 6,823,249.75 and 2,768,576.46 is: 3,820,875.87
Step by Step Solution
- Step 1: Write the proportion equation
4,944,072.84 : 6,823,249.75 = 2,768,576.46 : x - Step 2: Convert to fraction form
4,944,072.84/6,823,249.75 = 2,768,576.46/x - Step 3: Cross multiply
4,944,072.84x = 6,823,249.75 × 2,768,576.46 - Step 4: Simplify right side
4,944,072.84x = 18,890,688,638,550.88 - Step 5: Solve for x
x = 18,890,688,638,550.88/4,944,072.84 - Step 6: Final answer
x = 3,820,875.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.