Finding the Fourth Proportional to 4,812,822, 7,219,164.49 and 1,169,578.62
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Solution
The fourth proportional to 4,812,822, 7,219,164.49 and 1,169,578.62 is: 1,754,351.28
Step by Step Solution
- Step 1: Write the proportion equation
4,812,822 : 7,219,164.49 = 1,169,578.62 : x - Step 2: Convert to fraction form
4,812,822/7,219,164.49 = 1,169,578.62/x - Step 3: Cross multiply
4,812,822x = 7,219,164.49 × 1,169,578.62 - Step 4: Simplify right side
4,812,822x = 8,443,380,438,843.26 - Step 5: Solve for x
x = 8,443,380,438,843.26/4,812,822 - Step 6: Final answer
x = 1,754,351.28
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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.