Finding the Fourth Proportional to 2,205,955.46, 3,307,992.77 and 839,495.99
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Solution
The fourth proportional to 2,205,955.46, 3,307,992.77 and 839,495.99 is: 1,258,886.09
Step by Step Solution
- Step 1: Write the proportion equation
2,205,955.46 : 3,307,992.77 = 839,495.99 : x - Step 2: Convert to fraction form
2,205,955.46/3,307,992.77 = 839,495.99/x - Step 3: Cross multiply
2,205,955.46x = 3,307,992.77 × 839,495.99 - Step 4: Simplify right side
2,205,955.46x = 2,777,046,644,626.55 - Step 5: Solve for x
x = 2,777,046,644,626.55/2,205,955.46 - Step 6: Final answer
x = 1,258,886.09
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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.