Finding the Fourth Proportional to 3,411,882.18, 5,117,471.64 and 1,137,160.80
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Solution
The fourth proportional to 3,411,882.18, 5,117,471.64 and 1,137,160.80 is: 1,705,624.00
Step by Step Solution
- Step 1: Write the proportion equation
3,411,882.18 : 5,117,471.64 = 1,137,160.80 : x - Step 2: Convert to fraction form
3,411,882.18/5,117,471.64 = 1,137,160.80/x - Step 3: Cross multiply
3,411,882.18x = 5,117,471.64 × 1,137,160.80 - Step 4: Simplify right side
3,411,882.18x = 5,819,388,144,119.71 - Step 5: Solve for x
x = 5,819,388,144,119.71/3,411,882.18 - Step 6: Final answer
x = 1,705,624.00
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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.