Finding the Fourth Proportional to 1,193,841.10, 1,647,446.61 and 649,963.36
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Solution
The fourth proportional to 1,193,841.10, 1,647,446.61 and 649,963.36 is: 896,919.98
Step by Step Solution
- Step 1: Write the proportion equation
1,193,841.10 : 1,647,446.61 = 649,963.36 : x - Step 2: Convert to fraction form
1,193,841.10/1,647,446.61 = 649,963.36/x - Step 3: Cross multiply
1,193,841.10x = 1,647,446.61 × 649,963.36 - Step 4: Simplify right side
1,193,841.10x = 1,070,779,934,056.21 - Step 5: Solve for x
x = 1,070,779,934,056.21/1,193,841.10 - Step 6: Final answer
x = 896,919.98
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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.