Finding the Fourth Proportional to 2,284,378.68, 3,422,963.46 and 843,078.70
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Solution
The fourth proportional to 2,284,378.68, 3,422,963.46 and 843,078.70 is: 1,263,287.75
Step by Step Solution
- Step 1: Write the proportion equation
2,284,378.68 : 3,422,963.46 = 843,078.70 : x - Step 2: Convert to fraction form
2,284,378.68/3,422,963.46 = 843,078.70/x - Step 3: Cross multiply
2,284,378.68x = 3,422,963.46 × 843,078.70 - Step 4: Simplify right side
2,284,378.68x = 2,885,827,596,329.32 - Step 5: Solve for x
x = 2,885,827,596,329.32/2,284,378.68 - Step 6: Final answer
x = 1,263,287.75
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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.