Finding the Fourth Proportional to 1,020,536.53, 1,531,150.73 and 451,839.19
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Solution
The fourth proportional to 1,020,536.53, 1,531,150.73 and 451,839.19 is: 677,911.95
Step by Step Solution
- Step 1: Write the proportion equation
1,020,536.53 : 1,531,150.73 = 451,839.19 : x - Step 2: Convert to fraction form
1,020,536.53/1,531,150.73 = 451,839.19/x - Step 3: Cross multiply
1,020,536.53x = 1,531,150.73 × 451,839.19 - Step 4: Simplify right side
1,020,536.53x = 691,833,905,611.11 - Step 5: Solve for x
x = 691,833,905,611.11/1,020,536.53 - Step 6: Final answer
x = 677,911.95
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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.