Finding the Fourth Proportional to 1,647,679.24, 2,273,675.70 and 922,359.88
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Solution
The fourth proportional to 1,647,679.24, 2,273,675.70 and 922,359.88 is: 1,272,788.53
Step by Step Solution
- Step 1: Write the proportion equation
1,647,679.24 : 2,273,675.70 = 922,359.88 : x - Step 2: Convert to fraction form
1,647,679.24/2,273,675.70 = 922,359.88/x - Step 3: Cross multiply
1,647,679.24x = 2,273,675.70 × 922,359.88 - Step 4: Simplify right side
1,647,679.24x = 2,097,147,245,810.92 - Step 5: Solve for x
x = 2,097,147,245,810.92/1,647,679.24 - Step 6: Final answer
x = 1,272,788.53
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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.