Finding the Fourth Proportional to 892,751.06, 1,232,192.62 and 586,855.70
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Solution
The fourth proportional to 892,751.06, 1,232,192.62 and 586,855.70 is: 809,989.81
Step by Step Solution
- Step 1: Write the proportion equation
892,751.06 : 1,232,192.62 = 586,855.70 : x - Step 2: Convert to fraction form
892,751.06/1,232,192.62 = 586,855.70/x - Step 3: Cross multiply
892,751.06x = 1,232,192.62 × 586,855.70 - Step 4: Simplify right side
892,751.06x = 723,119,256,383.97 - Step 5: Solve for x
x = 723,119,256,383.97/892,751.06 - Step 6: Final answer
x = 809,989.81
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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.