Finding the Fourth Proportional to 3,768,877.44, 5,202,857.76 and 2,319,814.98
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Solution
The fourth proportional to 3,768,877.44, 5,202,857.76 and 2,319,814.98 is: 3,202,456.85
Step by Step Solution
- Step 1: Write the proportion equation
3,768,877.44 : 5,202,857.76 = 2,319,814.98 : x - Step 2: Convert to fraction form
3,768,877.44/5,202,857.76 = 2,319,814.98/x - Step 3: Cross multiply
3,768,877.44x = 5,202,857.76 × 2,319,814.98 - Step 4: Simplify right side
3,768,877.44x = 12,069,667,370,457.24 - Step 5: Solve for x
x = 12,069,667,370,457.24/3,768,877.44 - Step 6: Final answer
x = 3,202,456.85
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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.