Finding the Fourth Proportional to 6,239,793.28, 8,610,971.70 and 3,661,517.08
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Solution
The fourth proportional to 6,239,793.28, 8,610,971.70 and 3,661,517.08 is: 5,052,927.00
Step by Step Solution
- Step 1: Write the proportion equation
6,239,793.28 : 8,610,971.70 = 3,661,517.08 : x - Step 2: Convert to fraction form
6,239,793.28/8,610,971.70 = 3,661,517.08/x - Step 3: Cross multiply
6,239,793.28x = 8,610,971.70 × 3,661,517.08 - Step 4: Simplify right side
6,239,793.28x = 31,529,219,954,946.63 - Step 5: Solve for x
x = 31,529,219,954,946.63/6,239,793.28 - Step 6: Final answer
x = 5,052,927.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.