Finding the Fourth Proportional to 1,467,412.80, 2,201,119.20 and 670,251.30
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Solution
The fourth proportional to 1,467,412.80, 2,201,119.20 and 670,251.30 is: 1,005,376.95
Step by Step Solution
- Step 1: Write the proportion equation
1,467,412.80 : 2,201,119.20 = 670,251.30 : x - Step 2: Convert to fraction form
1,467,412.80/2,201,119.20 = 670,251.30/x - Step 3: Cross multiply
1,467,412.80x = 2,201,119.20 × 670,251.30 - Step 4: Simplify right side
1,467,412.80x = 1,475,303,005,254.96 - Step 5: Solve for x
x = 1,475,303,005,254.96/1,467,412.80 - Step 6: Final answer
x = 1,005,376.95
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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.