Finding the Fourth Proportional to 4,777,422.75, 6,592,843.40 and 2,631,246.75
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Solution
The fourth proportional to 4,777,422.75, 6,592,843.40 and 2,631,246.75 is: 3,631,120.52
Step by Step Solution
- Step 1: Write the proportion equation
4,777,422.75 : 6,592,843.40 = 2,631,246.75 : x - Step 2: Convert to fraction form
4,777,422.75/6,592,843.40 = 2,631,246.75/x - Step 3: Cross multiply
4,777,422.75x = 6,592,843.40 × 2,631,246.75 - Step 4: Simplify right side
4,777,422.75x = 17,347,397,756,352.71 - Step 5: Solve for x
x = 17,347,397,756,352.71/4,777,422.75 - Step 6: Final answer
x = 3,631,120.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.