Finding the Fourth Proportional to 3,406,134.08, 5,107,950.48 and 1,131,245.84
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Solution
The fourth proportional to 3,406,134.08, 5,107,950.48 and 1,131,245.84 is: 1,696,453.40
Step by Step Solution
- Step 1: Write the proportion equation
3,406,134.08 : 5,107,950.48 = 1,131,245.84 : x - Step 2: Convert to fraction form
3,406,134.08/5,107,950.48 = 1,131,245.84/x - Step 3: Cross multiply
3,406,134.08x = 5,107,950.48 × 1,131,245.84 - Step 4: Simplify right side
3,406,134.08x = 5,778,347,731,426.00 - Step 5: Solve for x
x = 5,778,347,731,426.00/3,406,134.08 - Step 6: Final answer
x = 1,696,453.40
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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.