Finding the Fourth Proportional to 4,835,713.12, 6,673,020.56 and 2,659,905.02
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Solution
The fourth proportional to 4,835,713.12, 6,673,020.56 and 2,659,905.02 is: 3,670,523.96
Step by Step Solution
- Step 1: Write the proportion equation
4,835,713.12 : 6,673,020.56 = 2,659,905.02 : x - Step 2: Convert to fraction form
4,835,713.12/6,673,020.56 = 2,659,905.02/x - Step 3: Cross multiply
4,835,713.12x = 6,673,020.56 × 2,659,905.02 - Step 4: Simplify right side
4,835,713.12x = 17,749,600,886,107.21 - Step 5: Solve for x
x = 17,749,600,886,107.21/4,835,713.12 - Step 6: Final answer
x = 3,670,523.96
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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.