Finding the Fourth Proportional to 4,156,798, 6,235,378.68 and 1,317,119.44
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Solution
The fourth proportional to 4,156,798, 6,235,378.68 and 1,317,119.44 is: 1,975,736.73
Step by Step Solution
- Step 1: Write the proportion equation
4,156,798 : 6,235,378.68 = 1,317,119.44 : x - Step 2: Convert to fraction form
4,156,798/6,235,378.68 = 1,317,119.44/x - Step 3: Cross multiply
4,156,798x = 6,235,378.68 × 1,317,119.44 - Step 4: Simplify right side
4,156,798x = 8,212,738,475,189.54 - Step 5: Solve for x
x = 8,212,738,475,189.54/4,156,798 - Step 6: Final answer
x = 1,975,736.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.