Finding the Fourth Proportional to 1,467,412.70, 2,201,119.05 and 402,562.40
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Solution
The fourth proportional to 1,467,412.70, 2,201,119.05 and 402,562.40 is: 603,843.60
Step by Step Solution
- Step 1: Write the proportion equation
1,467,412.70 : 2,201,119.05 = 402,562.40 : x - Step 2: Convert to fraction form
1,467,412.70/2,201,119.05 = 402,562.40/x - Step 3: Cross multiply
1,467,412.70x = 2,201,119.05 × 402,562.40 - Step 4: Simplify right side
1,467,412.70x = 886,087,767,453.72 - Step 5: Solve for x
x = 886,087,767,453.72/1,467,412.70 - Step 6: Final answer
x = 603,843.60
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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.