Finding the Fourth Proportional to 5,650,689.12, 8,475,843.12 and 2,455,815.52
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Solution
The fourth proportional to 5,650,689.12, 8,475,843.12 and 2,455,815.52 is: 3,683,640.46
Step by Step Solution
- Step 1: Write the proportion equation
5,650,689.12 : 8,475,843.12 = 2,455,815.52 : x - Step 2: Convert to fraction form
5,650,689.12/8,475,843.12 = 2,455,815.52/x - Step 3: Cross multiply
5,650,689.12x = 8,475,843.12 × 2,455,815.52 - Step 4: Simplify right side
5,650,689.12x = 20,815,107,079,181.22 - Step 5: Solve for x
x = 20,815,107,079,181.22/5,650,689.12 - Step 6: Final answer
x = 3,683,640.46
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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.