Finding the Fourth Proportional to 1,451,380.39, 2,177,077.53 and 440,511.12
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Solution
The fourth proportional to 1,451,380.39, 2,177,077.53 and 440,511.12 is: 660,768.79
Step by Step Solution
- Step 1: Write the proportion equation
1,451,380.39 : 2,177,077.53 = 440,511.12 : x - Step 2: Convert to fraction form
1,451,380.39/2,177,077.53 = 440,511.12/x - Step 3: Cross multiply
1,451,380.39x = 2,177,077.53 × 440,511.12 - Step 4: Simplify right side
1,451,380.39x = 959,026,862,719.05 - Step 5: Solve for x
x = 959,026,862,719.05/1,451,380.39 - Step 6: Final answer
x = 660,768.79
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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.