Finding the Fourth Proportional to 2,799,624.02, 4,195,532.09 and 2,115,949.62
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Solution
The fourth proportional to 2,799,624.02, 4,195,532.09 and 2,115,949.62 is: 3,170,973.85
Step by Step Solution
- Step 1: Write the proportion equation
2,799,624.02 : 4,195,532.09 = 2,115,949.62 : x - Step 2: Convert to fraction form
2,799,624.02/4,195,532.09 = 2,115,949.62/x - Step 3: Cross multiply
2,799,624.02x = 4,195,532.09 × 2,115,949.62 - Step 4: Simplify right side
2,799,624.02x = 8,877,534,552,556.43 - Step 5: Solve for x
x = 8,877,534,552,556.43/2,799,624.02 - Step 6: Final answer
x = 3,170,973.85
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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.