Finding the Fourth Proportional to 1,699,786.68, 2,347,812.06 and 1,233,896.99
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Solution
The fourth proportional to 1,699,786.68, 2,347,812.06 and 1,233,896.99 is: 1,704,306.95
Step by Step Solution
- Step 1: Write the proportion equation
1,699,786.68 : 2,347,812.06 = 1,233,896.99 : x - Step 2: Convert to fraction form
1,699,786.68/2,347,812.06 = 1,233,896.99/x - Step 3: Cross multiply
1,699,786.68x = 2,347,812.06 × 1,233,896.99 - Step 4: Simplify right side
1,699,786.68x = 2,896,958,237,700.64 - Step 5: Solve for x
x = 2,896,958,237,700.64/1,699,786.68 - Step 6: Final answer
x = 1,704,306.95
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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.