Finding the Fourth Proportional to 1,647,702.24, 2,273,707.44 and 922,382.88
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Solution
The fourth proportional to 1,647,702.24, 2,273,707.44 and 922,382.88 is: 1,272,820.27
Step by Step Solution
- Step 1: Write the proportion equation
1,647,702.24 : 2,273,707.44 = 922,382.88 : x - Step 2: Convert to fraction form
1,647,702.24/2,273,707.44 = 922,382.88/x - Step 3: Cross multiply
1,647,702.24x = 2,273,707.44 × 922,382.88 - Step 4: Simplify right side
1,647,702.24x = 2,097,228,816,784.63 - Step 5: Solve for x
x = 2,097,228,816,784.63/1,647,702.24 - Step 6: Final answer
x = 1,272,820.27
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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.