Finding the Fourth Proportional to 4,530,468.11, 6,796,340.45 and 1,455,427.85
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Solution
The fourth proportional to 4,530,468.11, 6,796,340.45 and 1,455,427.85 is: 2,183,346.83
Step by Step Solution
- Step 1: Write the proportion equation
4,530,468.11 : 6,796,340.45 = 1,455,427.85 : x - Step 2: Convert to fraction form
4,530,468.11/6,796,340.45 = 1,455,427.85/x - Step 3: Cross multiply
4,530,468.11x = 6,796,340.45 × 1,455,427.85 - Step 4: Simplify right side
4,530,468.11x = 9,891,583,189,640.95 - Step 5: Solve for x
x = 9,891,583,189,640.95/4,530,468.11 - Step 6: Final answer
x = 2,183,346.83
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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.