Finding the Fourth Proportional to 2,788,276.44, 4,163,527.95 and 2,213,205.60
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Solution
The fourth proportional to 2,788,276.44, 4,163,527.95 and 2,213,205.60 is: 3,304,817.00
Step by Step Solution
- Step 1: Write the proportion equation
2,788,276.44 : 4,163,527.95 = 2,213,205.60 : x - Step 2: Convert to fraction form
2,788,276.44/4,163,527.95 = 2,213,205.60/x - Step 3: Cross multiply
2,788,276.44x = 4,163,527.95 × 2,213,205.60 - Step 4: Simplify right side
2,788,276.44x = 9,214,743,374,696.52 - Step 5: Solve for x
x = 9,214,743,374,696.52/2,788,276.44 - Step 6: Final answer
x = 3,304,817.00
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.