Finding the Fourth Proportional to 1,557,338.67, 2,335,994.24 and 492,381.45
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Solution
The fourth proportional to 1,557,338.67, 2,335,994.24 and 492,381.45 is: 738,567.82
Step by Step Solution
- Step 1: Write the proportion equation
1,557,338.67 : 2,335,994.24 = 492,381.45 : x - Step 2: Convert to fraction form
1,557,338.67/2,335,994.24 = 492,381.45/x - Step 3: Cross multiply
1,557,338.67x = 2,335,994.24 × 492,381.45 - Step 4: Simplify right side
1,557,338.67x = 1,150,200,228,620.94 - Step 5: Solve for x
x = 1,150,200,228,620.94/1,557,338.67 - Step 6: Final answer
x = 738,567.82
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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.