Finding the Fourth Proportional to 1,075,506.87, 1,613,249.35 and 276,785.31
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Solution
The fourth proportional to 1,075,506.87, 1,613,249.35 and 276,785.31 is: 415,175.15
Step by Step Solution
- Step 1: Write the proportion equation
1,075,506.87 : 1,613,249.35 = 276,785.31 : x - Step 2: Convert to fraction form
1,075,506.87/1,613,249.35 = 276,785.31/x - Step 3: Cross multiply
1,075,506.87x = 1,613,249.35 × 276,785.31 - Step 4: Simplify right side
1,075,506.87x = 446,523,721,447.05 - Step 5: Solve for x
x = 446,523,721,447.05/1,075,506.87 - Step 6: Final answer
x = 415,175.15
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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.