Finding the Fourth Proportional to 1,101,134.09, 1,652,303.15 and 427,241.99
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Solution
The fourth proportional to 1,101,134.09, 1,652,303.15 and 427,241.99 is: 641,096.56
Step by Step Solution
- Step 1: Write the proportion equation
1,101,134.09 : 1,652,303.15 = 427,241.99 : x - Step 2: Convert to fraction form
1,101,134.09/1,652,303.15 = 427,241.99/x - Step 3: Cross multiply
1,101,134.09x = 1,652,303.15 × 427,241.99 - Step 4: Simplify right side
1,101,134.09x = 705,933,275,491.54 - Step 5: Solve for x
x = 705,933,275,491.54/1,101,134.09 - Step 6: Final answer
x = 641,096.56
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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.