Finding the Fourth Proportional to 1,000,375.99, 1,500,802.68 and 326,458.55
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Solution
The fourth proportional to 1,000,375.99, 1,500,802.68 and 326,458.55 is: 489,765.72
Step by Step Solution
- Step 1: Write the proportion equation
1,000,375.99 : 1,500,802.68 = 326,458.55 : x - Step 2: Convert to fraction form
1,000,375.99/1,500,802.68 = 326,458.55/x - Step 3: Cross multiply
1,000,375.99x = 1,500,802.68 × 326,458.55 - Step 4: Simplify right side
1,000,375.99x = 489,949,866,748.91 - Step 5: Solve for x
x = 489,949,866,748.91/1,000,375.99 - Step 6: Final answer
x = 489,765.72
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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.