Finding the Fourth Proportional to 1,259,033.96, 1,737,469.08 and 686,074.14
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Solution
The fourth proportional to 1,259,033.96, 1,737,469.08 and 686,074.14 is: 946,783.52
Step by Step Solution
- Step 1: Write the proportion equation
1,259,033.96 : 1,737,469.08 = 686,074.14 : x - Step 2: Convert to fraction form
1,259,033.96/1,737,469.08 = 686,074.14/x - Step 3: Cross multiply
1,259,033.96x = 1,737,469.08 × 686,074.14 - Step 4: Simplify right side
1,259,033.96x = 1,192,032,604,837.59 - Step 5: Solve for x
x = 1,192,032,604,837.59/1,259,033.96 - Step 6: Final answer
x = 946,783.52
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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.