Finding the Fourth Proportional to 1,789,936.98, 2,684,817.99 and 667,918.50
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Solution
The fourth proportional to 1,789,936.98, 2,684,817.99 and 667,918.50 is: 1,001,845.11
Step by Step Solution
- Step 1: Write the proportion equation
1,789,936.98 : 2,684,817.99 = 667,918.50 : x - Step 2: Convert to fraction form
1,789,936.98/2,684,817.99 = 667,918.50/x - Step 3: Cross multiply
1,789,936.98x = 2,684,817.99 × 667,918.50 - Step 4: Simplify right side
1,789,936.98x = 1,793,239,604,653.82 - Step 5: Solve for x
x = 1,793,239,604,653.82/1,789,936.98 - Step 6: Final answer
x = 1,001,845.11
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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.