Finding the Fourth Proportional to 5,480,764.26, 8,204,766.84 and 3,315,235.74
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Solution
The fourth proportional to 5,480,764.26, 8,204,766.84 and 3,315,235.74 is: 4,962,945.85
Step by Step Solution
- Step 1: Write the proportion equation
5,480,764.26 : 8,204,766.84 = 3,315,235.74 : x - Step 2: Convert to fraction form
5,480,764.26/8,204,766.84 = 3,315,235.74/x - Step 3: Cross multiply
5,480,764.26x = 8,204,766.84 × 3,315,235.74 - Step 4: Simplify right side
5,480,764.26x = 27,200,736,266,334.86 - Step 5: Solve for x
x = 27,200,736,266,334.86/5,480,764.26 - Step 6: Final answer
x = 4,962,945.85
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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.