Finding the Fourth Proportional to 1,235,971.62, 1,705,813.62 and 892,917.44
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Solution
The fourth proportional to 1,235,971.62, 1,705,813.62 and 892,917.44 is: 1,232,350.89
Step by Step Solution
- Step 1: Write the proportion equation
1,235,971.62 : 1,705,813.62 = 892,917.44 : x - Step 2: Convert to fraction form
1,235,971.62/1,705,813.62 = 892,917.44/x - Step 3: Cross multiply
1,235,971.62x = 1,705,813.62 × 892,917.44 - Step 4: Simplify right side
1,235,971.62x = 1,523,150,730,687.53 - Step 5: Solve for x
x = 1,523,150,730,687.53/1,235,971.62 - Step 6: Final answer
x = 1,232,350.89
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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.