Finding the Fourth Proportional to 1,269,006.84, 1,903,519.98 and 427,546.44
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Solution
The fourth proportional to 1,269,006.84, 1,903,519.98 and 427,546.44 is: 641,322.93
Step by Step Solution
- Step 1: Write the proportion equation
1,269,006.84 : 1,903,519.98 = 427,546.44 : x - Step 2: Convert to fraction form
1,269,006.84/1,903,519.98 = 427,546.44/x - Step 3: Cross multiply
1,269,006.84x = 1,903,519.98 × 427,546.44 - Step 4: Simplify right side
1,269,006.84x = 813,843,190,917.87 - Step 5: Solve for x
x = 813,843,190,917.87/1,269,006.84 - Step 6: Final answer
x = 641,322.93
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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.