Finding the Fourth Proportional to 2,896,534.20, 4,339,617.30 and 1,397,321.40
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Solution
The fourth proportional to 2,896,534.20, 4,339,617.30 and 1,397,321.40 is: 2,093,481.28
Step by Step Solution
- Step 1: Write the proportion equation
2,896,534.20 : 4,339,617.30 = 1,397,321.40 : x - Step 2: Convert to fraction form
2,896,534.20/4,339,617.30 = 1,397,321.40/x - Step 3: Cross multiply
2,896,534.20x = 4,339,617.30 × 1,397,321.40 - Step 4: Simplify right side
2,896,534.20x = 6,063,840,121,100.22 - Step 5: Solve for x
x = 6,063,840,121,100.22/2,896,534.20 - Step 6: Final answer
x = 2,093,481.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.