Finding the Fourth Proportional to 1,074,618.20, 1,611,868.97 and 326,605.88
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Solution
The fourth proportional to 1,074,618.20, 1,611,868.97 and 326,605.88 is: 489,891.09
Step by Step Solution
- Step 1: Write the proportion equation
1,074,618.20 : 1,611,868.97 = 326,605.88 : x - Step 2: Convert to fraction form
1,074,618.20/1,611,868.97 = 326,605.88/x - Step 3: Cross multiply
1,074,618.20x = 1,611,868.97 × 326,605.88 - Step 4: Simplify right side
1,074,618.20x = 526,445,873,699.17 - Step 5: Solve for x
x = 526,445,873,699.17/1,074,618.20 - Step 6: Final answer
x = 489,891.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.