Finding the Fourth Proportional to 2,699,231.49, 3,724,938.90 and 1,475,542.08
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Solution
The fourth proportional to 2,699,231.49, 3,724,938.90 and 1,475,542.08 is: 2,036,247.77
Step by Step Solution
- Step 1: Write the proportion equation
2,699,231.49 : 3,724,938.90 = 1,475,542.08 : x - Step 2: Convert to fraction form
2,699,231.49/3,724,938.90 = 1,475,542.08/x - Step 3: Cross multiply
2,699,231.49x = 3,724,938.90 × 1,475,542.08 - Step 4: Simplify right side
2,699,231.49x = 5,496,304,092,378.91 - Step 5: Solve for x
x = 5,496,304,092,378.91/2,699,231.49 - Step 6: Final answer
x = 2,036,247.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.