Finding the Fourth Proportional to 2,782,293.98, 4,173,722.85 and 960,421.46
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Solution
The fourth proportional to 2,782,293.98, 4,173,722.85 and 960,421.46 is: 1,440,729.49
Step by Step Solution
- Step 1: Write the proportion equation
2,782,293.98 : 4,173,722.85 = 960,421.46 : x - Step 2: Convert to fraction form
2,782,293.98/4,173,722.85 = 960,421.46/x - Step 3: Cross multiply
2,782,293.98x = 4,173,722.85 × 960,421.46 - Step 4: Simplify right side
2,782,293.98x = 4,008,532,993,232.36 - Step 5: Solve for x
x = 4,008,532,993,232.36/2,782,293.98 - Step 6: Final answer
x = 1,440,729.49
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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.