Finding the Fourth Proportional to 1,379,282.27, 1,903,379.68 and 798,529.88
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Solution
The fourth proportional to 1,379,282.27, 1,903,379.68 and 798,529.88 is: 1,101,953.96
Step by Step Solution
- Step 1: Write the proportion equation
1,379,282.27 : 1,903,379.68 = 798,529.88 : x - Step 2: Convert to fraction form
1,379,282.27/1,903,379.68 = 798,529.88/x - Step 3: Cross multiply
1,379,282.27x = 1,903,379.68 × 798,529.88 - Step 4: Simplify right side
1,379,282.27x = 1,519,905,550,226.96 - Step 5: Solve for x
x = 1,519,905,550,226.96/1,379,282.27 - Step 6: Final answer
x = 1,101,953.96
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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.