Finding the Fourth Proportional to 1,467,829.70, 2,201,744.55 and 989,532.80
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Solution
The fourth proportional to 1,467,829.70, 2,201,744.55 and 989,532.80 is: 1,484,299.20
Step by Step Solution
- Step 1: Write the proportion equation
1,467,829.70 : 2,201,744.55 = 989,532.80 : x - Step 2: Convert to fraction form
1,467,829.70/2,201,744.55 = 989,532.80/x - Step 3: Cross multiply
1,467,829.70x = 2,201,744.55 × 989,532.80 - Step 4: Simplify right side
1,467,829.70x = 2,178,698,449,446.24 - Step 5: Solve for x
x = 2,178,698,449,446.24/1,467,829.70 - Step 6: Final answer
x = 1,484,299.20
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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.