Finding the Fourth Proportional to 2,283,620.84, 3,425,299.74 and 686,150.12
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Solution
The fourth proportional to 2,283,620.84, 3,425,299.74 and 686,150.12 is: 1,029,185.66
Step by Step Solution
- Step 1: Write the proportion equation
2,283,620.84 : 3,425,299.74 = 686,150.12 : x - Step 2: Convert to fraction form
2,283,620.84/3,425,299.74 = 686,150.12/x - Step 3: Cross multiply
2,283,620.84x = 3,425,299.74 × 686,150.12 - Step 4: Simplify right side
2,283,620.84x = 2,350,269,827,636.97 - Step 5: Solve for x
x = 2,350,269,827,636.97/2,283,620.84 - Step 6: Final answer
x = 1,029,185.66
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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.