Finding the Fourth Proportional to 1,193,572.63, 1,647,151.23 and 649,724.05
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Solution
The fourth proportional to 1,193,572.63, 1,647,151.23 and 649,724.05 is: 896,630.62
Step by Step Solution
- Step 1: Write the proportion equation
1,193,572.63 : 1,647,151.23 = 649,724.05 : x - Step 2: Convert to fraction form
1,193,572.63/1,647,151.23 = 649,724.05/x - Step 3: Cross multiply
1,193,572.63x = 1,647,151.23 × 649,724.05 - Step 4: Simplify right side
1,193,572.63x = 1,070,193,768,118.08 - Step 5: Solve for x
x = 1,070,193,768,118.08/1,193,572.63 - Step 6: Final answer
x = 896,630.62
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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.