Finding the Fourth Proportional to 3,453,801.12, 4,766,276.52 and 1,905,122.70
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Solution
The fourth proportional to 3,453,801.12, 4,766,276.52 and 1,905,122.70 is: 2,629,086.41
Step by Step Solution
- Step 1: Write the proportion equation
3,453,801.12 : 4,766,276.52 = 1,905,122.70 : x - Step 2: Convert to fraction form
3,453,801.12/4,766,276.52 = 1,905,122.70/x - Step 3: Cross multiply
3,453,801.12x = 4,766,276.52 × 1,905,122.70 - Step 4: Simplify right side
3,453,801.12x = 9,080,341,592,729.00 - Step 5: Solve for x
x = 9,080,341,592,729.00/3,453,801.12 - Step 6: Final answer
x = 2,629,086.41
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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.