Finding the Fourth Proportional to 3,379,468.98, 5,069,115.99 and 1,135,606.98
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Solution
The fourth proportional to 3,379,468.98, 5,069,115.99 and 1,135,606.98 is: 1,703,381.07
Step by Step Solution
- Step 1: Write the proportion equation
3,379,468.98 : 5,069,115.99 = 1,135,606.98 : x - Step 2: Convert to fraction form
3,379,468.98/5,069,115.99 = 1,135,606.98/x - Step 3: Cross multiply
3,379,468.98x = 5,069,115.99 × 1,135,606.98 - Step 4: Simplify right side
3,379,468.98x = 5,756,523,500,673.61 - Step 5: Solve for x
x = 5,756,523,500,673.61/3,379,468.98 - Step 6: Final answer
x = 1,703,381.07
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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.