Finding the Fourth Proportional to 2,801,524.70, 4,202,287.05 and 2,553,518.90
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Solution
The fourth proportional to 2,801,524.70, 4,202,287.05 and 2,553,518.90 is: 3,830,278.35
Step by Step Solution
- Step 1: Write the proportion equation
2,801,524.70 : 4,202,287.05 = 2,553,518.90 : x - Step 2: Convert to fraction form
2,801,524.70/4,202,287.05 = 2,553,518.90/x - Step 3: Cross multiply
2,801,524.70x = 4,202,287.05 × 2,553,518.90 - Step 4: Simplify right side
2,801,524.70x = 10,730,619,405,400.24 - Step 5: Solve for x
x = 10,730,619,405,400.24/2,801,524.70 - Step 6: Final answer
x = 3,830,278.35
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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.