Finding the Fourth Proportional to 4,162,364.17, 6,243,403.70 and 1,764,664.81
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Solution
The fourth proportional to 4,162,364.17, 6,243,403.70 and 1,764,664.81 is: 2,646,936.78
Step by Step Solution
- Step 1: Write the proportion equation
4,162,364.17 : 6,243,403.70 = 1,764,664.81 : x - Step 2: Convert to fraction form
4,162,364.17/6,243,403.70 = 1,764,664.81/x - Step 3: Cross multiply
4,162,364.17x = 6,243,403.70 × 1,764,664.81 - Step 4: Simplify right side
4,162,364.17x = 11,017,514,795,190.47 - Step 5: Solve for x
x = 11,017,514,795,190.47/4,162,364.17 - Step 6: Final answer
x = 2,646,936.78
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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.