Finding the Fourth Proportional to 2,993,171.70, 4,489,320.15 and 863,033.70
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Solution
The fourth proportional to 2,993,171.70, 4,489,320.15 and 863,033.70 is: 1,294,424.43
Step by Step Solution
- Step 1: Write the proportion equation
2,993,171.70 : 4,489,320.15 = 863,033.70 : x - Step 2: Convert to fraction form
2,993,171.70/4,489,320.15 = 863,033.70/x - Step 3: Cross multiply
2,993,171.70x = 4,489,320.15 × 863,033.70 - Step 4: Simplify right side
2,993,171.70x = 3,874,434,579,539.06 - Step 5: Solve for x
x = 3,874,434,579,539.06/2,993,171.70 - Step 6: Final answer
x = 1,294,424.43
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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.