Finding the Fourth Proportional to 2,191,573.14, 3,283,968.24 and 1,518,968.58
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Solution
The fourth proportional to 2,191,573.14, 3,283,968.24 and 1,518,968.58 is: 2,276,102.26
Step by Step Solution
- Step 1: Write the proportion equation
2,191,573.14 : 3,283,968.24 = 1,518,968.58 : x - Step 2: Convert to fraction form
2,191,573.14/3,283,968.24 = 1,518,968.58/x - Step 3: Cross multiply
2,191,573.14x = 3,283,968.24 × 1,518,968.58 - Step 4: Simplify right side
2,191,573.14x = 4,988,244,574,277.90 - Step 5: Solve for x
x = 4,988,244,574,277.90/2,191,573.14 - Step 6: Final answer
x = 2,276,102.26
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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.