Finding the Fourth Proportional to 4,203,271.72, 6,305,909.82 and 1,363,390.12
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Solution
The fourth proportional to 4,203,271.72, 6,305,909.82 and 1,363,390.12 is: 2,045,410.27
Step by Step Solution
- Step 1: Write the proportion equation
4,203,271.72 : 6,305,909.82 = 1,363,390.12 : x - Step 2: Convert to fraction form
4,203,271.72/6,305,909.82 = 1,363,390.12/x - Step 3: Cross multiply
4,203,271.72x = 6,305,909.82 × 1,363,390.12 - Step 4: Simplify right side
4,203,271.72x = 8,597,415,146,198.98 - Step 5: Solve for x
x = 8,597,415,146,198.98/4,203,271.72 - Step 6: Final answer
x = 2,045,410.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.