Finding the Fourth Proportional to 4,129,633.44, 6,194,450.04 and 1,605,879.12
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Solution
The fourth proportional to 4,129,633.44, 6,194,450.04 and 1,605,879.12 is: 2,408,818.63
Step by Step Solution
- Step 1: Write the proportion equation
4,129,633.44 : 6,194,450.04 = 1,605,879.12 : x - Step 2: Convert to fraction form
4,129,633.44/6,194,450.04 = 1,605,879.12/x - Step 3: Cross multiply
4,129,633.44x = 6,194,450.04 × 1,605,879.12 - Step 4: Simplify right side
4,129,633.44x = 9,947,537,979,119.17 - Step 5: Solve for x
x = 9,947,537,979,119.17/4,129,633.44 - Step 6: Final answer
x = 2,408,818.63
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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.