Finding the Fourth Proportional to 1,630,633.67, 2,446,912.78 and 620,605.99
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Solution
The fourth proportional to 1,630,633.67, 2,446,912.78 and 620,605.99 is: 931,275.22
Step by Step Solution
- Step 1: Write the proportion equation
1,630,633.67 : 2,446,912.78 = 620,605.99 : x - Step 2: Convert to fraction form
1,630,633.67/2,446,912.78 = 620,605.99/x - Step 3: Cross multiply
1,630,633.67x = 2,446,912.78 × 620,605.99 - Step 4: Simplify right side
1,630,633.67x = 1,518,568,728,275.55 - Step 5: Solve for x
x = 1,518,568,728,275.55/1,630,633.67 - Step 6: Final answer
x = 931,275.22
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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.