Finding the Fourth Proportional to 1,787,753.14, 2,467,108.97 and 1,052,739.30
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Solution
The fourth proportional to 1,787,753.14, 2,467,108.97 and 1,052,739.30 is: 1,452,785.91
Step by Step Solution
- Step 1: Write the proportion equation
1,787,753.14 : 2,467,108.97 = 1,052,739.30 : x - Step 2: Convert to fraction form
1,787,753.14/2,467,108.97 = 1,052,739.30/x - Step 3: Cross multiply
1,787,753.14x = 2,467,108.97 × 1,052,739.30 - Step 4: Simplify right side
1,787,753.14x = 2,597,222,570,101.52 - Step 5: Solve for x
x = 2,597,222,570,101.52/1,787,753.14 - Step 6: Final answer
x = 1,452,785.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.