Finding the Fourth Proportional to 4,808,812.68, 6,636,163.14 and 2,633,491.08
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Solution
The fourth proportional to 4,808,812.68, 6,636,163.14 and 2,633,491.08 is: 3,634,218.59
Step by Step Solution
- Step 1: Write the proportion equation
4,808,812.68 : 6,636,163.14 = 2,633,491.08 : x - Step 2: Convert to fraction form
4,808,812.68/6,636,163.14 = 2,633,491.08/x - Step 3: Cross multiply
4,808,812.68x = 6,636,163.14 × 2,633,491.08 - Step 4: Simplify right side
4,808,812.68x = 17,476,276,434,614.79 - Step 5: Solve for x
x = 17,476,276,434,614.79/4,808,812.68 - Step 6: Final answer
x = 3,634,218.59
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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.