Finding the Fourth Proportional to 3,285,267.99, 4,531,170.19 and 2,827,153.45
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Solution
The fourth proportional to 3,285,267.99, 4,531,170.19 and 2,827,153.45 is: 3,899,320.69
Step by Step Solution
- Step 1: Write the proportion equation
3,285,267.99 : 4,531,170.19 = 2,827,153.45 : x - Step 2: Convert to fraction form
3,285,267.99/4,531,170.19 = 2,827,153.45/x - Step 3: Cross multiply
3,285,267.99x = 4,531,170.19 × 2,827,153.45 - Step 4: Simplify right side
3,285,267.99x = 12,810,313,435,195.66 - Step 5: Solve for x
x = 12,810,313,435,195.66/3,285,267.99 - Step 6: Final answer
x = 3,899,320.69
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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.