Finding the Fourth Proportional to 4,931,155.74, 7,396,736.31 and 3,236,022.99
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Solution
The fourth proportional to 4,931,155.74, 7,396,736.31 and 3,236,022.99 is: 4,854,036.26
Step by Step Solution
- Step 1: Write the proportion equation
4,931,155.74 : 7,396,736.31 = 3,236,022.99 : x - Step 2: Convert to fraction form
4,931,155.74/7,396,736.31 = 3,236,022.99/x - Step 3: Cross multiply
4,931,155.74x = 7,396,736.31 × 3,236,022.99 - Step 4: Simplify right side
4,931,155.74x = 23,936,008,750,127.77 - Step 5: Solve for x
x = 23,936,008,750,127.77/4,931,155.74 - Step 6: Final answer
x = 4,854,036.26
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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.