Finding the Fourth Proportional to 1,193,570.68, 1,647,148.56 and 649,722.10
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Solution
The fourth proportional to 1,193,570.68, 1,647,148.56 and 649,722.10 is: 896,627.94
Step by Step Solution
- Step 1: Write the proportion equation
1,193,570.68 : 1,647,148.56 = 649,722.10 : x - Step 2: Convert to fraction form
1,193,570.68/1,647,148.56 = 649,722.10/x - Step 3: Cross multiply
1,193,570.68x = 1,647,148.56 × 649,722.10 - Step 4: Simplify right side
1,193,570.68x = 1,070,188,821,415.18 - Step 5: Solve for x
x = 1,070,188,821,415.18/1,193,570.68 - Step 6: Final answer
x = 896,627.94
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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.