Finding the Fourth Proportional to 1,633,634.30, 2,450,605.12 and 480,881.62
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Solution
The fourth proportional to 1,633,634.30, 2,450,605.12 and 480,881.62 is: 721,367.66
Step by Step Solution
- Step 1: Write the proportion equation
1,633,634.30 : 2,450,605.12 = 480,881.62 : x - Step 2: Convert to fraction form
1,633,634.30/2,450,605.12 = 480,881.62/x - Step 3: Cross multiply
1,633,634.30x = 2,450,605.12 × 480,881.62 - Step 4: Simplify right side
1,633,634.30x = 1,178,450,951,855.52 - Step 5: Solve for x
x = 1,178,450,951,855.52/1,633,634.30 - Step 6: Final answer
x = 721,367.66
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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.