Finding the Fourth Proportional to 3,410,509.11, 5,112,737.66 and 1,251,037.49
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Solution
The fourth proportional to 3,410,509.11, 5,112,737.66 and 1,251,037.49 is: 1,875,446.25
Step by Step Solution
- Step 1: Write the proportion equation
3,410,509.11 : 5,112,737.66 = 1,251,037.49 : x - Step 2: Convert to fraction form
3,410,509.11/5,112,737.66 = 1,251,037.49/x - Step 3: Cross multiply
3,410,509.11x = 5,112,737.66 × 1,251,037.49 - Step 4: Simplify right side
3,410,509.11x = 6,396,226,513,569.00 - Step 5: Solve for x
x = 6,396,226,513,569.00/3,410,509.11 - Step 6: Final answer
x = 1,875,446.25
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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.