Finding the Fourth Proportional to 3,684,529.80, 5,526,794.70 and 3,418,809.30
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Solution
The fourth proportional to 3,684,529.80, 5,526,794.70 and 3,418,809.30 is: 5,128,213.95
Step by Step Solution
- Step 1: Write the proportion equation
3,684,529.80 : 5,526,794.70 = 3,418,809.30 : x - Step 2: Convert to fraction form
3,684,529.80/5,526,794.70 = 3,418,809.30/x - Step 3: Cross multiply
3,684,529.80x = 5,526,794.70 × 3,418,809.30 - Step 4: Simplify right side
3,684,529.80x = 18,895,057,119,550.71 - Step 5: Solve for x
x = 18,895,057,119,550.71/3,684,529.80 - Step 6: Final answer
x = 5,128,213.95
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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.