Finding the Fourth Proportional to 1,243,767.96, 1,865,544.48 and 757,324.08
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Solution
The fourth proportional to 1,243,767.96, 1,865,544.48 and 757,324.08 is: 1,135,920.69
Step by Step Solution
- Step 1: Write the proportion equation
1,243,767.96 : 1,865,544.48 = 757,324.08 : x - Step 2: Convert to fraction form
1,243,767.96/1,865,544.48 = 757,324.08/x - Step 3: Cross multiply
1,243,767.96x = 1,865,544.48 × 757,324.08 - Step 4: Simplify right side
1,243,767.96x = 1,412,821,757,015.08 - Step 5: Solve for x
x = 1,412,821,757,015.08/1,243,767.96 - Step 6: Final answer
x = 1,135,920.69
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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.