Finding the Fourth Proportional to 4,493,289.30, 6,739,933.95 and 2,498,745.30
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Solution
The fourth proportional to 4,493,289.30, 6,739,933.95 and 2,498,745.30 is: 3,748,117.95
Step by Step Solution
- Step 1: Write the proportion equation
4,493,289.30 : 6,739,933.95 = 2,498,745.30 : x - Step 2: Convert to fraction form
4,493,289.30/6,739,933.95 = 2,498,745.30/x - Step 3: Cross multiply
4,493,289.30x = 6,739,933.95 × 2,498,745.30 - Step 4: Simplify right side
4,493,289.30x = 16,841,378,279,872.93 - Step 5: Solve for x
x = 16,841,378,279,872.93/4,493,289.30 - Step 6: Final answer
x = 3,748,117.95
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1.5x scale
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.