Finding the Fourth Proportional to 3,669,337.80, 5,504,006.70 and 3,403,617.30
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Solution
The fourth proportional to 3,669,337.80, 5,504,006.70 and 3,403,617.30 is: 5,105,425.95
Step by Step Solution
- Step 1: Write the proportion equation
3,669,337.80 : 5,504,006.70 = 3,403,617.30 : x - Step 2: Convert to fraction form
3,669,337.80/5,504,006.70 = 3,403,617.30/x - Step 3: Cross multiply
3,669,337.80x = 5,504,006.70 × 3,403,617.30 - Step 4: Simplify right side
3,669,337.80x = 18,733,532,423,435.91 - Step 5: Solve for x
x = 18,733,532,423,435.91/3,669,337.80 - Step 6: Final answer
x = 5,105,425.95
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1.5x scale
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.