Finding the Fourth Proportional to 6,392,983.08, 9,589,557.75 and 2,133,151.32
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Solution
The fourth proportional to 6,392,983.08, 9,589,557.75 and 2,133,151.32 is: 3,199,754.72
Step by Step Solution
- Step 1: Write the proportion equation
6,392,983.08 : 9,589,557.75 = 2,133,151.32 : x - Step 2: Convert to fraction form
6,392,983.08/9,589,557.75 = 2,133,151.32/x - Step 3: Cross multiply
6,392,983.08x = 9,589,557.75 × 2,133,151.32 - Step 4: Simplify right side
6,392,983.08x = 20,455,977,772,628.73 - Step 5: Solve for x
x = 20,455,977,772,628.73/6,392,983.08 - Step 6: Final answer
x = 3,199,754.72
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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.