Finding the Fourth Proportional to 1,586,121.04, 2,188,849.20 and 860,968.48
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Solution
The fourth proportional to 1,586,121.04, 2,188,849.20 and 860,968.48 is: 1,188,137.68
Step by Step Solution
- Step 1: Write the proportion equation
1,586,121.04 : 2,188,849.20 = 860,968.48 : x - Step 2: Convert to fraction form
1,586,121.04/2,188,849.20 = 860,968.48/x - Step 3: Cross multiply
1,586,121.04x = 2,188,849.20 × 860,968.48 - Step 4: Simplify right side
1,586,121.04x = 1,884,530,168,673.22 - Step 5: Solve for x
x = 1,884,530,168,673.22/1,586,121.04 - Step 6: Final answer
x = 1,188,137.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.