Finding the Fourth Proportional to 4,356,735.21, 6,533,716.34 and 1,438,284.67
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Solution
The fourth proportional to 4,356,735.21, 6,533,716.34 and 1,438,284.67 is: 2,156,969.29
Step by Step Solution
- Step 1: Write the proportion equation
4,356,735.21 : 6,533,716.34 = 1,438,284.67 : x - Step 2: Convert to fraction form
4,356,735.21/6,533,716.34 = 1,438,284.67/x - Step 3: Cross multiply
4,356,735.21x = 6,533,716.34 × 1,438,284.67 - Step 4: Simplify right side
4,356,735.21x = 9,397,344,050,926.23 - Step 5: Solve for x
x = 9,397,344,050,926.23/4,356,735.21 - Step 6: Final answer
x = 2,156,969.29
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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.