Finding the Fourth Proportional to 4,811,496.66, 6,639,809.94 and 2,606,317.34
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Solution
The fourth proportional to 4,811,496.66, 6,639,809.94 and 2,606,317.34 is: 3,596,687.89
Step by Step Solution
- Step 1: Write the proportion equation
4,811,496.66 : 6,639,809.94 = 2,606,317.34 : x - Step 2: Convert to fraction form
4,811,496.66/6,639,809.94 = 2,606,317.34/x - Step 3: Cross multiply
4,811,496.66x = 6,639,809.94 × 2,606,317.34 - Step 4: Simplify right side
4,811,496.66x = 17,305,451,747,727.31 - Step 5: Solve for x
x = 17,305,451,747,727.31/4,811,496.66 - Step 6: Final answer
x = 3,596,687.89
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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.