Finding the Fourth Proportional to 1,449,246.80, 2,171,245.80 and 1,239,294.80
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Solution
The fourth proportional to 1,449,246.80, 2,171,245.80 and 1,239,294.80 is: 1,856,698.00
Step by Step Solution
- Step 1: Write the proportion equation
1,449,246.80 : 2,171,245.80 = 1,239,294.80 : x - Step 2: Convert to fraction form
1,449,246.80/2,171,245.80 = 1,239,294.80/x - Step 3: Cross multiply
1,449,246.80x = 2,171,245.80 × 1,239,294.80 - Step 4: Simplify right side
1,449,246.80x = 2,690,813,629,461.84 - Step 5: Solve for x
x = 2,690,813,629,461.84/1,449,246.80 - Step 6: Final answer
x = 1,856,698.00
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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.