Finding the Fourth Proportional to 2,189,489.67, 3,284,547.98 and 673,299.68
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Solution
The fourth proportional to 2,189,489.67, 3,284,547.98 and 673,299.68 is: 1,010,045.91
Step by Step Solution
- Step 1: Write the proportion equation
2,189,489.67 : 3,284,547.98 = 673,299.68 : x - Step 2: Convert to fraction form
2,189,489.67/3,284,547.98 = 673,299.68/x - Step 3: Cross multiply
2,189,489.67x = 3,284,547.98 × 673,299.68 - Step 4: Simplify right side
2,189,489.67x = 2,211,485,084,089.41 - Step 5: Solve for x
x = 2,211,485,084,089.41/2,189,489.67 - Step 6: Final answer
x = 1,010,045.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.