Finding the Fourth Proportional to 5,183,607.12, 7,775,377.86 and 1,770,246.84
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Solution
The fourth proportional to 5,183,607.12, 7,775,377.86 and 1,770,246.84 is: 2,655,359.05
Step by Step Solution
- Step 1: Write the proportion equation
5,183,607.12 : 7,775,377.86 = 1,770,246.84 : x - Step 2: Convert to fraction form
5,183,607.12/7,775,377.86 = 1,770,246.84/x - Step 3: Cross multiply
5,183,607.12x = 7,775,377.86 × 1,770,246.84 - Step 4: Simplify right side
5,183,607.12x = 13,764,338,086,470.96 - Step 5: Solve for x
x = 13,764,338,086,470.96/5,183,607.12 - Step 6: Final answer
x = 2,655,359.05
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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.