Finding the Fourth Proportional to 6,790,362.12, 10,185,395.22 and 3,194,135.73
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Solution
The fourth proportional to 6,790,362.12, 10,185,395.22 and 3,194,135.73 is: 4,791,134.00
Step by Step Solution
- Step 1: Write the proportion equation
6,790,362.12 : 10,185,395.22 = 3,194,135.73 : x - Step 2: Convert to fraction form
6,790,362.12/10,185,395.22 = 3,194,135.73/x - Step 3: Cross multiply
6,790,362.12x = 10,185,395.22 × 3,194,135.73 - Step 4: Simplify right side
6,790,362.12x = 32,533,534,796,373.21 - Step 5: Solve for x
x = 32,533,534,796,373.21/6,790,362.12 - Step 6: Final answer
x = 4,791,134.00
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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.