Finding the Fourth Proportional to 1,865,761.96, 2,799,234.66 and 667,657.75
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Solution
The fourth proportional to 1,865,761.96, 2,799,234.66 and 667,657.75 is: 1,001,698.37
Step by Step Solution
- Step 1: Write the proportion equation
1,865,761.96 : 2,799,234.66 = 667,657.75 : x - Step 2: Convert to fraction form
1,865,761.96/2,799,234.66 = 667,657.75/x - Step 3: Cross multiply
1,865,761.96x = 2,799,234.66 × 667,657.75 - Step 4: Simplify right side
1,865,761.96x = 1,868,930,714,817.62 - Step 5: Solve for x
x = 1,868,930,714,817.62/1,865,761.96 - Step 6: Final answer
x = 1,001,698.37
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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.