Finding the Fourth Proportional to 1,306,282.41, 1,802,354.22 and 762,107.58
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Solution
The fourth proportional to 1,306,282.41, 1,802,354.22 and 762,107.58 is: 1,051,524.39
Step by Step Solution
- Step 1: Write the proportion equation
1,306,282.41 : 1,802,354.22 = 762,107.58 : x - Step 2: Convert to fraction form
1,306,282.41/1,802,354.22 = 762,107.58/x - Step 3: Cross multiply
1,306,282.41x = 1,802,354.22 × 762,107.58 - Step 4: Simplify right side
1,306,282.41x = 1,373,587,812,906.99 - Step 5: Solve for x
x = 1,373,587,812,906.99/1,306,282.41 - Step 6: Final answer
x = 1,051,524.39
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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.